Tag: snake

  • 12 Popular Myths About Snakes That You Clearly Shouldn’t Believe in

    12 Popular Myths About Snakes That You Clearly Shouldn’t Believe in

    Snakes Are Slippery to the Touch

    Not at all. Like other reptiles, snakes are covered with smooth, dry scales. They’re not slippery at all.

    This misconception arose because snakes are often confused with amphibians. Most frogs and toads indeed have moist, slippery skin coated with a special mucus that protects them from harmful bacteria. By the way, this mucus does not cause warts.

    Snakes Are Completely Deaf

    Since snakes lack eardrums, scientists long believed they couldn’t hear at all. However, recent studies refute this. Snakes have an inner ear that can detect vibrations through their skull and lower jaw. Figuratively speaking, a snake’s entire head serves as its ear.

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    By pressing their jaws against the ground, snakes can pick up ground vibrations.

    They are quite capable of hearing what goes on around them—such as human footsteps, the rustling of small prey, and other sounds. Snakes use their hearing when hunting and are particularly attuned to low-frequency sounds, while they are less sensitive to high frequencies.

    Snakes Love Milk

    A common belief is that snakes sneak into barns at night, latch onto cows’ udders, and drink milk greedily. Additionally, it’s said that if you want to befriend a reptile, you can pour milk in a bowl, and the snake will drink it.

    This is an old myth with no basis in fact. All snakes are predators, feeding exclusively on animals they catch, sometimes insects or even eggs, which they swallow whole. Like other reptiles, snakes cannot digest lactose.

    During the Nagapanchami festival in India, people give cobras milk, which can make them ill or even kill them.

    In reality, snakes prefer clean water and drink rather sparingly.

    Snakes Can Hypnotize Their Prey

    The wise Kaa hypnotized the Bandar-log with his mysterious gaze. But real snakes rely more on swift attacks, venom, or constricting embraces.

    The myth of snakes mesmerizing their prey likely arose due to their hunting behavior. Snakes carefully time their strikes, preparing to pounce on unsuspecting prey. Their unblinking stare (due to the lack of eyelids) gives them a mystical, otherworldly look, which might give the impression of hypnosis.

    Boas Squeeze Their Prey and Break Its Bones

    It’s commonly thought that boas and pythons kill by depriving their prey of oxygen. If the constrictor is particularly large, it supposedly crushes the prey’s bones, causing a painful death.

    The typical boa strategy, as imagined by non-specialists, might look like this: the reptile ambushes its prey, secures a leg hold, and then applies a choking grip…

    In reality, snakes kill by disrupting the prey’s circulation. Herpetologist Scott Boback and his colleagues studied heart rate, iron levels, and blood pressure in rats fed to boas. They discovered that a snake wrapped around its prey can halt blood flow in seconds. Asphyxiation has nothing to do with it.

    Moreover, boas do not try to break bones—though it can happen accidentally. The reason is that they swallow their prey whole, and a broken bone could injure the snake’s stomach.

    Young Snakes Are More Dangerous Than Adults

    There’s a belief that young snakes bite with more force than adults. Since they haven’t yet learned to control how much venom to inject, they bite with full intensity. Older snakes, in turn, are more experienced and conserve their venom.

    In reality, there’s no data to support this theory. On the contrary, even a small bite from an adult snake injects more venom than a bite from a smaller juvenile, simply because the adult’s venom glands are more developed.

    An interesting fact: the venom composition of young and adult snakes of the same species can differ.

    For example, young brown snake venom differs from that of adults because juveniles hunt reptiles and amphibians, whereas adults shift to mammals. But it’s not only about age—the toxicity of snake venom can vary among individuals. Additionally, sensitivity to venom differs from person to person.

    Snakes Dislocate Their Lower Jaw When Eating

    Take a look at how this massive African rock python swallows a young antelope whole. Caution: these images may be shocking if you have a sensitive disposition or belong to the hoofed mammals.

    How does it manage to do this? Many believe that snakes can intentionally dislocate their jaws when they eat and then put the joints back in place. However, this is not true.

    Snakes simply don’t need to do this. Their lower jaw is divided into two halves. At rest, these parts touch each other, forming the snake’s equivalent of what we call a chin in humans. But when a snake needs to open its mouth really wide, the halves of the lower jaw separate, stretching the elastic skin. No dislocation — it’s all arranged much more elegantly.

    The Most Deadly Snakes Live in Australia

    Australia has a reputation as the world’s most dangerous continent due to its fauna.

    Kangaroos, known for their love of kickboxing, can easily break your neck with a powerful kick from their hind legs. Australian spiders, the size of a plate, can sneak into the most inaccessible places and lie in wait for unsuspecting rural residents. Even harmless platypuses have venomous spurs on their hind legs.

    But, as many believe, the greatest danger on this wild continent is snakes.

    Indeed, the world’s most venomous land snake lives in Australia: the Inland Taipan, capable of delivering a single bite potent enough to kill 100 people.

    However, the reputation of Australian snakes is worse than they deserve. Each year, 81,000 to 138,000 people worldwide die from snakebites.

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    In Australia, about two deaths occur annually for this reason.

    The most lethal reptiles are the Indian cobra (also known as the spectacled cobra), the blue krait, Russell’s viper, and the saw-scaled viper. They are referred to as the “Big Four” because they kill the most people. They live in India and some other parts of Asia. Moreover, medical care in these regions is often lacking, so bite victims may have no one to help them or even attempt to.

    Non-Venomous Snakes Are Not Dangerous

    There are about 3,900 species of snakes in the world, only a quarter of which are venomous. The rest do not use venom. Some people, not well-versed in herpetology, believe that all non-venomous snakes, such as grass snakes and racers, are completely safe, even suitable for children to play with. But this is a misconception.

    Even non-venomous snakes can bite, and it can be very painful if they feel threatened. Their teeth cause extremely unpleasant damage to human tissues, and infection often enters the wound.

    Thus, one should handle pet snakes with great care and avoid touching wild reptiles altogether.

    Furthermore, sometimes non-venomous reptiles, like the long-toothed water snakes or garter snakes, deliberately eat venomous frogs, toads, and newts, accumulating toxins in their bodies.

    This helps them defend themselves from predators like crows and foxes. Snakes somehow manage to gauge the potency of the poison in the creatures they intend to consume and stay away from those that are too dangerous.

    Snakes Are Aggressive and Vengeful

    Perhaps the most famous myth about snakes is the claim that they have a malicious nature. When we describe a vengeful and spiteful person, we often compare them to this reptile.

    It is believed that if one snake in a pair is killed, the other will avenge its partner’s death.

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    Upon seeing its dead partner, a male snake is said to entwine around it, mourn and grieve, and then inevitably find and bite the culprit.

    However, snakes are not inclined to form strong social bonds and do not create lasting pairs, remaining solitary outside of breeding seasons.

    They cannot remember people’s faces or recognize those who have harmed them in the past and do not seek out or pursue offenders. Snakes are unlikely to attack humans—they only bite if they believe they are threatened. When unthreatened, a snake behaves rather passively.

    Snakes Dance to the Music of a Fakir

    The art of snake charming originated in Egypt but gained the most popularity in India. Today, this profession is banned there, at least officially. Yet snake charmers can still be found in Bangladesh, Sri Lanka, Thailand, Malaysia, Egypt, Morocco, and Tunisia.

    Some believe that a snake hears the sound of the pungi flute and dances to it. Others claim that the reptile is deaf and is entranced by the charmer’s calculated movements.

    In reality, both views are incorrect. Snakes, as mentioned, do not hear high sounds well, so the fakir’s music doesn’t interest them. However, the charmer not only plays the flute but also taps his feet, frightening the reptile—and it is these sounds that the snake hears.

    The snake mistakes the pungi in the charmer’s hands for a predator and mimics its movements, standing in an aggressive posture to scare it away. These actions are mistaken for a dance.

    Some charmers place the snake in a plastic bag before a performance to slightly suffocate and weaken it, so it doesn’t attack the charmer. Others sew the snake’s mouth shut with thread or simply remove its teeth. This vividly demonstrates how cruel this craft is and why it should be banned.

    And yes, a snake cannot stand on the tip of its tail and balance like a ballerina during the “dance.”

    If Bitten By a Snake, You Should Suck Out the Venom

    In adventure films, we often see a survivalist hero bitten by a snake, promptly chopping off its head, quickly slashing the bite wound with a knife, and sucking out the venom from the affected area. Then, spitting it out with distaste, he continues on, unharmed.

    However, this is a misconception—and a dangerous one.

    Blood, along with the venom, moves through the body very, very quickly. It is impossible to extract a significant amount of venom to help the victim. Cutting the wound will likely do more harm, as it could easily introduce infection.

    Applying a tourniquet is also a terrible idea because it forces the venom to concentrate in the isolated area, which can even lead to the loss of a limb.

    The correct approach is to keep the affected limb immobile and positioned below chest level, remaining calm to avoid an accelerated heart rate. This will slow the spread of venom through the body. Clean the wound with soap and water. Do not take painkillers or, worse, alcohol. Seek medical attention immediately.

    And yes, don’t try to grab or attack the snake. Even a decapitated snake head can reflexively bite. It’s better just to run away: snakes do not hunt people, so a snake won’t chase you.

  • 8 Animals That Pretend to Be Other Creatures

    8 Animals That Pretend to Be Other Creatures

    Panda Ant (Euspinolia militaris)

    The charming creatures in the picture above are called panda ants due to their unique coloring. However, these insects are neither bears nor ants—they are a type of Chilean wasp.

    Male wasps have wings to fly and quickly mate with potential partners. During courtship, they lift the female into the air—a kind of mating dance. The females, however, are wingless and crawl on the ground. After mating, they find the larvae of other insects and inject them with their stinger, which doubles as an ovipositor.

    These parasitic wasps lay their eggs directly inside the bodies of their victims so that their offspring can devour the unfortunate hosts from the inside.

    The wasp’s sting—or more precisely, its stinger’s puncture—is incredibly painful. Their bright coloring serves as a warning to predators that it’s better not to mess with them.

    Hoverfly

    Hoverfly Eupeodes fumipennis
    Image: iNaturalist

    These creatures are also known as syrphid flies. They belong to a large family of flies related to common household pests. However, they are much more pleasant to look at than scavengers and primarily feed on pollen and nectar.

    Like most ordinary flies, hoverflies are harmless and defenseless. But they have found a way to protect themselves—by developing striped markings. After all, no predator in its right mind would want to anger a bee, let alone a large bumblebee with its sharp stingers and painful venom. This coloring protects hoverflies from potential threats.

    Alligator Snapping Turtle  (Macrochelys temminckii)

    Alligator snapping turtle with carpet of algae
    Image: Wikimedia

    Also known as the alligator turtle, it got its name due to its extremely powerful jaws and ridges on its shell, resembling an alligator’s back. It inhabits the southeastern United States, mainly in the Mississippi River basin.

    This turtle is a skilled fisher. Instead of simply lying in ambush during a hunt, it actively lures prey with its tongue. The tip of its tongue is long, narrow, and resembles a pink worm. The turtle buries itself in the ground at the bottom and sticks out its tongue. When a fish comes closer, the reptile easily bites it in half with its jaws.

    An adult turtle can weigh over 100 kg and reach a length of 80 centimeters. Due to its powerful bite, it can sever fingers, so it’s best to avoid putting them near this creature’s mouth.

    Snake-Mimic Caterpillar

    Sphinx hawk moth (Hemeroplanes triptolemus) caterpillar
    Image: Bio Graphic

    There is a moth with the scientific name Hemeroplanes triptolemus. In its adult form, it doesn’t have an impressive appearance—just a regular gray butterfly resembling a large moth.

    However, in its caterpillar form, this insect is quite memorable. It has developed an unusual defense mechanism—mimicking a snake. The rear part of the caterpillar closely resembles the head of a viper. When it feels threatened, it inflates and raises this part, imitating a snake’s head.

    Any bird considering the larva as prey will immediately change course in panic and fly away, as no bird in its right mind would want to confront a viper.

    Another butterfly species, Papilio troilus, also knows how to disguise itself as a snake when young. But the caterpillar only imitates a viper after growing and turning green. When the larva is young and brownish, it mimics bird droppings.

    Naturally, birds avoid such an unappetizing snack.

    Alligator Bug (Fulgora laternaria)

    Alligator Bug (Fulgora laternaria)
    Image: Pavel Kirillov, Flickr

    Another small insect that tries to resemble a reptile is the Surinam toad bug, also known as the alligator bug. Its front part resembles a lizard’s head.

    When the bug feels threatened, it inflates its head and opens its wings, making birds think they are facing a reptile rather than an insect. The bird decides not to bother and leaves it alone.

    Interestingly, the bug’s name came about by mistake. Naturalist Maria Sibylla Merian mistakenly thought that its head glows at night, and taxonomist Carl Linnaeus took this assertion at face value and named the insect a lanternfly.

    Ant-Mimicking Spider (Myrmarachne)

    Ant-Mimicking Spider (Myrmarachne)
    Image: National Science Foundation, Public Domain

    Take a look at this creature. It looks like an ant, doesn’t it? That’s because it wants everyone to think so. In reality, this is not an insect at all but a spider of the species Myrmarachne formicaria. Its method of camouflage is called myrmecomorphy.

    In fact, there are more than 300 species of spiders that mimic this appearance.

    Why do they do it? Some spiders do it to deter predators. Many insects avoid ants because these fierce little creatures can swarm and overwhelm anything that tries to hunt them. So, various spiders, as well as some bugs, wasps, and flies, choose to imitate ants—making everyone believe they are just as tough and dangerous to mess with.

    Other spiders do this to infiltrate ant nests and feed on their supplies and larvae. They then calmly walk out through the main entrance past the guards, mimicking the locals and pretending they belong there.

    There’s a catch, though: ants can recognize each other not just by appearance but by scent. Some clever spiders have found a solution. They carry a dead ant from the colony in their jaws, walking around the nest as if they are taking a fallen comrade to the cemetery. It’s like a scene from a stealthy video game in the insect world.

    False Cleanerfish (Aspidontus taeniatus)

    False cleanerfish
    False cleanerfish. Image: Wikimedia

    There are fish known as combtooth blennies, and one of their varieties is called the false cleaner fish. These scaly rascals are unmatched in treachery and deceit.

    Many large marine creatures like rays, parrotfish, and pufferfish live in symbiosis with a fish called a wrasse. They allow the wrasse to clean algae and parasites off their bodies. As a result, the cleaner fish gets food, while the host fish benefits from improved health and quality of life.

    After all, it’s quite unpleasant to have a bloodsucking arthropod clinging to your belly when you’re unable to remove it because you have fins.

    Combtooth blennies pretend to be cleaner wrasses by imitating their behavior and appearance. They approach larger fish, and the unsuspecting host lets them in without a second thought. The blenny then bites a chunk of flesh out of its trusting victim and silently swims away as if nothing had happened.

    Margay (Leopardus wiedii)

    Margay (Leopardus wiedii)
    Image: Wikimedia

    You might wonder, what could this creature pretend to be? It’s clearly a cat; no one could be fooled by that! And you’re right: the margay, or the long-tailed South American cat, doesn’t attempt to mimic someone’s appearance. It imitates voices.

    The margay climbs a tree and starts screaming, imitating the cries of a baby pied tamarin—a type of monkey. The male tamarin, who cares for the offspring in this species, rushes to the branch to check if it’s his baby crying. The margay pounces on the unfortunate monkey, kills it, and eats it. That’s its hunting method.

    By the way, this predator can also jump almost 3.7 meters (12 feet) upward. It’s not like your lazy house cat, which, after falling out of a window, can’t figure out how to get back inside.

  • 10 of the World’s Deadliest Snakes

    10 of the World’s Deadliest Snakes

    In the world, there are many species of snakes capable of killing a human. This article brings you the 10 deadliest snakes based on an analysis of overall toxicity and the potential for human fatality in the absence of medicines or appropriate antivenoms. Who are the deadliest snakes in the world? We present to you the ten most dangerous and deadliest snakes on Earth, from the black mamba to the inland taipan.

    • A snake is considered deadly due to the potency and toxicity of its venom. Some snakes have venom that can cause paralysis (neurotoxic venom), while others have venom that disrupts blood clotting and damages tissues (hemotoxic venom).
    • The green anaconda (Eunectes murinus) holds the title of the largest and one of the strongest snakes globally, known for its powerful constriction.

    Reticulated Python (Malayopython Reticulatus)

    Reticulated Python (Malayopython Reticulatus)
    Reticulated Python (Malayopython Reticulatus). Image: Wikimedia.

    This is the species of snake that is the longest in the world. Originating from Southeast Asia, they can measure up to 8 to 10 meters(26 to 32 feet) in length and weigh up to 160 kg (350 lbs). Devoid of venom, they belong to the constrictor family. The python strangles its prey before swallowing it whole. Its diet consists of monkeys and other small mammals.

    Although attacks on humans are relatively uncommon, it is noteworthy that this snake occasionally eats people and domestic animals in Indonesia. Typically, this giant resides in forests and swamps, but due to deforestation, it is increasingly found near villages and fields.

    • Among the world’s largest snakes, they can exceed 26 to 32 feet in length.
    • Distinguished by their intricate, net-like pattern on scales.
    • Found in Southeast Asia, primarily in rainforests and swamps.

    Green Anaconda (Eunectes Murinus)

    Green Anaconda (Eunectes Murinus)
    Green Anaconda (Eunectes Murinus). Image: Dave Lonsdale.

    It is the most feared constrictor snake in the world. With an average length of 6 to 9 meters (20 to 30 feets), it is smaller than the python, but its weight exceeding 250 kg and a diameter greater than 12 inches (30.5 centimeters) make it the largest snake on the planet. The anaconda inhabits the waters of South America and has only three predators: the jaguar, the black caiman, and humans. Wrapped around its prey, it tightens its grip with a force of 2 kg per square centimeter every time the victim exhales!

    It can also take its prey underwater to drown it once it has sunk its fangs into its flesh. An anaconda can swallow a whole animal the size of a goat or a dog. However, even though it is theoretically capable of killing and consuming a human, such attacks are rare.

    • The heaviest snake globally, with some individuals weighing over 550 pounds (250 kg).
    • Olive-green coloration and aquatic lifestyle, residing in swamps and slow-moving rivers of South America.

    Mojave Rattlesnake (Crotalus Scutulatus)

    Mojave Rattlesnake (Crotalus Scutulatus)
    Mojave Rattlesnake (Crotalus Scutulatus). Image: Claudio Cantú Muñiz.

    A highly venomous rattlesnake, it inhabits the desert regions of the southwestern United States and central Mexico. Scientists regard it as having the most toxic venom of all rattlesnake species, consisting of hemotoxic and neurotoxic components. It averages about 100 cm (3.3 feet) in length, yet its venom is deadly.

    Mojave rattlesnake bites often exhibit delayed symptoms, leading individuals to underestimate their severity. However, the venom’s effects manifest within hours, causing vision problems, speech and swallowing difficulties, muscle weakness, and respiratory failure. Remarkably, as little as 70 mg of its venom can kill 7,500 mice.

    • Notable for its potent venom containing neurotoxins.
    • Range across the American Southwest and northern Mexico.
    • Recognizable by its light and dark diamond-shaped patterns.
    • Maximum recorded total length of 137.3 cm (4.50 ft).

    King Cobra (Ophiophagus Hannah)

    King Cobra (Ophiophagus Hannah)
    King Cobra (Ophiophagus Hannah). Image: Michael Allen Smith.

    It can reach up to 5.5 meters (18 feet) in length and weigh as much as 10 kilograms, making it the largest venomous snake in the world. Although its venom may not be the most potent, each bite can deliver up to 500 mg of venom, rendering it one of the most perilous snakes globally. Theoretically, a single cobra bite contains enough venom to kill a 600-kilogram animal or around twenty people.

    The venom consists of a neurotoxin that directly affects the victim’s body, leading to the paralysis of the neuromuscular and respiratory systems. In contrast to the Mojave rattlesnake, symptoms appear rapidly, and death ensues swiftly. Moreover, certain cobra species possess the ability to spit their venom up to a distance of 3 meters, causing severe eye damage.

    • World’s longest venomous snake, capable of reaching 18 feet (5.5 meters).
    • Found in Southeast Asia, known for its distinctive hood and highly potent venom.

    Russell’s Viper (Daboia Russelii)

    Russell's Viper, a venomous snake from South Asia
    Russell’s Viper (Daboia Russelii). Image: Wikimedia.

    This snake is responsible for more deadly envenomations than any other snake. Primarily found in Southeast Asia, China, Taiwan, and India, this species is considered the most dangerous viper and a leading cause of death. These deadly snakes can reach a length of 1.2 (3.95 feet) to 1.6 meters (5.2 feet) and produce a substantial amount of venom.

    Symptoms of a Russell’s viper bite include excessive bleeding, especially from the gums and in the urine, a rapid drop in blood pressure and heart rate, necrosis, and kidney failure. About 29% of survivors also suffer from brain damage.

    • Venomous snake native to South Asia.
    • Identifiable by a triangular-shaped head and dark zigzag bands on its body.
    • Responsible for numerous snakebite incidents in its range.

    Hydrophis Belcheri (Faint-Banded Sea Snake or Belcher’s Sea Snake)

    Hydrophis Belcheri (Faint-Banded Sea Snake or Belcher's Sea Snake)
    Hydrophis Belcheri (Faint-Banded Sea Snake or Belcher’s Sea Snake). Image: Plos.org.

    Extremely venomous, it can be encountered in the seas of South Asia. Relatively small (about 1 meter in length) and slender, this snake is so venomous that a single bite can kill a person in less than 45 minutes. Immediate treatment is essential for survival. Fortunately, its timid nature mostly spares humans from its attacks.

    Its venom contains high levels of neurotoxins and myotoxins. While its effects on humans are still under study, vomiting, dizziness, seizures, severe bleeding, respiratory and renal failure, and total paralysis are not out of the question.

    • Sea snake inhabiting the Indo-Pacific oceans.
    • Characterized by its narrow body and faint bands.
    • Highly adapted for aquatic life, possessing venom primarily used for hunting.

    Eastern Brown Snake (Pseudonaja Textilis)

    Eastern Brown Snake (Pseudonaja Textilis)
    Eastern Brown Snake (Pseudonaja Textilis). Image: Public Domain.

    The Eastern Brown Snake can mainly be observed in Australia and New Guinea, in agricultural lands and on the outskirts of urban areas, where its favorite prey, the house mouse, likes to roam. This slender snake averages 1.5 meters in length and mostly strikes at the thighs of its human victims. It is responsible for about 60% of snakebite-related deaths in humans in Australia.

    When it’s about to attack, its body forms an “S” shape, and it opens its mouth wide. Its venom affects the blood system, causing coagulopathies, hemorrhages, and even cardiac arrests. No human can resist its venom for more than thirty minutes. They are very fast, capable of surpassing a running human, according to experts.

    • One of the world’s most venomous snakes.
    • Indigenous to Australia, typically brown with a slender build.
    • Often found in various habitats, including urban areas.

    Common Death Adder (Acanthophis Antarcticus)

    the common death adder, Prague Zoo
    The Common Death Adder, Prague Zoo. Image: Petr Hamerník.

    Despite its viper-like appearance, it belongs to the elapid snake family, which includes cobras and black mambas. This snake hides under decomposing foliage during the day, and at twilight, it comes out to hunt lizards, rodents, and birds. It uses the tip of its tail as a lure, waving it slowly to attract prey.

    This viper can strike and inject venom into its prey in less than 0.15 seconds. It delivers a neurotoxic venom, which induces paralysis and complete respiratory failure. Despite the development of antivenoms, deaths still occur, demonstrating the potency of their strike.

    • Endemic to Australia, known for its deadly venom.
    • Recognizable by its short, stout body and triangular head.
    • Employ an ambush hunting strategy.

    Inland Taipan (Oxyuranus Microlepidotus)

    Oxyuranus microlepidotus at Australia Zoo
    Oxyuranus microlepidotus at Australia Zoo. Image: Wikimedia.

    A dark, round head, 23 rows of dorsal scales along the body, and 5mm fangs—quite reassuring, right? As its name suggests, it exclusively inhabits deserts and arid regions and is endemic to Australia (South Australia, Queensland, and the Northern Territory). A dose of its venom can kill 100 men or 250,000 mice.

    The effects, once again, include paralysis of the nervous system, blood clotting, and cardiac issues. Its skin color changes throughout the year to adapt to temperatures (light in summer, darker in winter). Its only predators are the mulga snake and the perentie monitor, both immune to its venom.

    • Dubbed the “Fierce Snake,” it possesses the most toxic venom of any snake.
    • Resides in the arid regions of Australia.
    • Camouflaged appearance, with scales matching its environment.

    Black Mamba (Dendroaspis Polylepis)

    Black mamba (Dendroaspis polylepis), St. Louis Zoo, Missouri, United States
    Black mamba (Dendroaspis polylepis), St. Louis Zoo, Missouri, United States. Image: Public Domain.

    At 23 km/h, this snake has a top speed higher than the majority of humans. Originating from Africa, it can reach up to 3 meters and skillfully climb trees. Its skin ranges from olive gray to metallic brown and gets its name from the blackish color inside its mouth, the only part of its body with such a hue.

    Unlike other snakes, the black mamba delivers multiple bites when it attacks. Its venom induces symptoms within just 10 minutes, including severe tingling, a metallic taste in the mouth, neurological dysfunction, blurred vision, respiratory paralysis, and an inability to speak. Humans bitten by a black mamba are completely paralyzed within 45 minutes, making it the most feared snake in the world.

    • Named for the dark coloration inside its mouth, not its skin.
    • Native to sub-Saharan Africa and known for its incredible speed.
    • Highly venomous, making it one of the continent’s most feared snakes.

    There are several myths and misconceptions about snake strength, often portraying them as excessively dangerous or aggressive. In reality, snakes primarily use their strength for hunting and defense, and most snake species are not a threat to humans when left undisturbed in their natural habitat.

  • Oldest Viviparous Snake Fossil Unearthed

    Oldest Viviparous Snake Fossil Unearthed

    Researchers have uncovered the oldest known fossil of a viviparous snake. Fossils of Messelophis variatus found in the Messel Pit show that this species existed 47 million years ago. According to the fossil, the boa was pregnant with at least two young at the time of its death. Her offspring had settled in the back of her body and were already grown.

    Not far from Darmstadt, the Messel Pit is often visited for its well-preserved snake fossils. Evidence that ancient snakes had infrared vision and the oldest known python were discovered here by paleontologists.

    In the Messelboa Messelophis variatus, paleontologists have discovered the bones of at least two juveniles (shown by orange).

    There are still many unanswered questions about the evolution of snakes.

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    These include the time when snakes began to give birth to live young instead of eggs. At that time, many snake species preferred live births to egg-laying, which is the norm for most reptiles today. Like us, they carried their young inside them until they were ready to be born, where they were raised in safety. Until today, it was not known when snakes first started using this tactic.

    Fossilized Pregnant Snake

    Meselophis variatus fossils are the earliest evidence of viviparous snakes.
    Meselophis variatus fossils are the earliest evidence of viviparous snakes.

    Thanks to the efforts of a team led by Mariana Chuliver from the Fundación de Historia Natural in Buenos Aires, Argentina, this enigma is about to be solved. The pregnant boa fossil was found by paleontologists in the 47 million-year-old Messel Pit sediments.

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    It is the first time a live snake has been documented in the fossil record.
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    According to the researchers, only two other viviparous reptile fossil records have been found globally so far, and neither of them was a snake.

    The new description relates to Messelophis variatus boa, which is about 50 centimeters long and one of the most common fossil snake species found in the Messel Pit. Some of the skull bones in the fossil were identified as belonging to small boas no longer than 20 centimeters. These bones are located well back in the stomach; if they had been the snake’s prey, they would have decomposed so far back in the gut that they would be unrecognizable. The snake, which was too far along to lay eggs, was carrying at least two young.

    Live Birth Despite the Environment

    But the science team is baffled by the snake: Viviparity among modern reptiles occurs almost exclusively in cold environments. The embryo is better protected from the cold if the mother’s internal temperature is more stable than the ambient temperature. But the Messelophis snake did not have to deal with cold temperatures because of the environment in which it developed. Typical temperatures in the Messel region were around 20 degrees Celsius and never dropped below freezing, even in the middle of winter.

    Although scientists cannot explain why the Messel pit boa gave birth to live young, they suggest that there may have been advantages for the offspring beyond protection from the cold. Perhaps other fossils found in this region can help people answer this riddle.