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.
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Just one bite from any of these venomous snakes could cost you your life. They're some of the deadliest snakes in the world and you don't want to mess with them.
They are all huge, but does it surprise you that none of the nine biggest birds can fly?
Sharks: They are the stuff of legend and the stuff of nightmares. But which are the biggest? Here are the top 10.
By Carrie Tatro
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The pink fairy armadillo looks like something out of a children's book and is so rare that very few people have ever seen one.
By Carrie Tatro
A new study dispels the myth that snakes are deaf to airborne sounds and reveals that different species react differently to the sounds they hear.
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?
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Estimating ant numbers and mass provides an important baseline from which to monitor ant populations amid worrying environmental changes.
By Mark Wong
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
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While you may not want to encounter one on a hike, there's no denying that snakes are magnificent creatures - no matter how big or small they are. But when it comes to the biggest snakes in the world, nature truly knows no bounds.
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.
While they may incite fear due to their impressive dimensions, these spiders play crucial roles in their ecosystems and have become subjects of significant scientific interest and study.
Cymothoa exigua will make you feel very glad you're not a fish.
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
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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.
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.
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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.