Wild Animals
Whether they crawl, fly, swim, slither, walk, run or pounce, wild animals rely on their instincts. Read about all kinds of wild animals, mammals, birds, fish, insects, reptiles and amphibians.
What's the Difference Between a Newt and Salamander?
The Huge Hellbender Salamander, or 'Snot Otter,' Needs Our Help
Meet the Toad That Can Mimic a Snake
Do These Nightmare Parasites Hack Snail Brains to Survive?
Earth's 20 Quadrillion Ants Outweigh All Wild Birds and Mammals, Combined
The Potato Bug Is a Super Pest That's Hard to Control
How Do Birds Know When to Fly South and Where to Go?
Birds Migrate Along Ancient Routes and Modern Tech Can Now Track Them
Budgies Are Super Social and Make Great Pets
Yes, Male Seahorses Do Give Birth! Here's How
Do Fish Sleep?
Hagfish: This Eel-like Slime Machine Is a Predator's Nightmare
How Long Do Squirrels Live?
The Coatimundi Is Cute But Doesn't Make a Good Pet
'Splooting': It's What All the Cool Squirrels Are Doing This Summer
How Do Eels Reproduce?
Sailfish Are Super-fast, Stunning and Smart Ocean Predators
Why No Fish Wants a Tongue-eating Parasitic Louse in its Mouth
What Is the Biggest Snake in the World?
What Do Turtles Eat?
Ever Wondered How Snakes Mate?
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Like something out of a horror film, this parasitic worm invades a snail's eyestalks, where it pulsates to imitate a caterpillar, attracting the ultimate target, a bird.
By Mark Mancini
There are tons of squirrel species around the world. Do they all have the same life span?
Estimating ant numbers and mass provides an important baseline from which to monitor ant populations amid worrying environmental changes.
By Mark Wong
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It's a slippery proposition, to be sure, but bees do it, birds do it and you can bet that eels do it too. The question is, how do eels reproduce?
By Mark Mancini
Unlike most species on Earth, the male seahorse, rather than the female, does the gestating and delivery. And he does it in his own unique way, a new study found.
During the fall months, you may see unfamiliar birds in your area as those from the north begin to fly south. But how do they know when it's time to migrate and where to go?
By Alia Hoyt
Today, technological advances are providing new insights into bird migration and showing that it is more complex and wonderful than scientists ever imagined.
By Tom Langen
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Boas and pythons and rattlers, oh my! There are lots of big snakes on this planet, but which one wears the crown of biggest snake in the world?
By Mark Mancini
You don't want an animal living in your house that's smarter than a raccoon and never rests.
Sailfish are the fastest known animal in the ocean. Just how fast? As fast as a cheetah. That's how fast.
Don't freak out with worry if you see a splooting squirrel — he's just cooling off in the best way he knows how.
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The most iconic agricultural pest of the past 200 years just wants to eat your potato plant.
These spiders are big enough to eat a bird, but they don't often have the chance.
Cymothoa exigua will make you feel very glad you're not a fish.
Although it looks like a tiny showgirl, the female Sabethes mosquito will still bite and could even give you yellow fever.
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These massive mollusks are one of the world's most invasive species. They have the potential to devastate Florida's agriculture. Oh, and they can cause meningitis in humans.
By Sarah Gleim
Though it's true that joeys poop in their mother's pouch, also known as the marsupium, it's still a pretty cozy place to spend the first few months of life.
It's hard to imagine Nemo catching some z's in the Great Barrier Reef. But fish do need rest. Do they sleep like we do?
Cone snails are marine animals that harpoon their prey and incapacitate them with deadly toxins. They may be beautiful, but they are highly venomous.
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Tons of these humongous bug-like creatures live in the darkest depths of the sea, but they are still somewhat of a mystery to us humans.
If you see a small hummingbird zip by your face, take a second look — what looks like a hummingbird may actually be a moth.
Never heard of the tarsier? Well it's one of the smallest primates in the world but has some of the biggest bug eyes you've ever seen.
Turtles, whether giant land tortoises, sea turtles or the pet turtle in your aquarium, tend to be omnivores and love a varied vegetarian and protein diet.
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Leopard seals are the second largest species of seal in the Antarctic after the southern elephant seal. They're fast, powerful and eat basically anything that moves. Their only natural predator? The killer whale.
Even washed up on the beach, the Portuguese man-of-war can deliver searing pain with its stinging tentacles, so whatever you do, don't touch it.
By Mark Mancini