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.
The Glass Frog Diverts Its Blood Flow to Activate Invisibility
What Do Frogs Eat? Whatever They Can Swallow Whole
Golden Poison Dart Frog Eats Toxic Insects for Its Own Poison
What Do Moths Eat? Nectar, Dung and Your Favorite Sweater
What Do Cicadas Eat? Depends How Old They Are
What Do Spiders Eat? Other Spiders, You Say? Yikes!
15 Brown Birds You'll Spot in the Northern Hemisphere
20 Black and White Birds and Where to Spot Them
The Tiny Kiwi Bird Is Related to Massive Emus and Ostriches
The Moray Eel Is a True Eel, Unlike Electric Imposters
The Hairy Frogfish Is Hairless and Not Actually a Frog
The Frilled Shark Has a 3-Year Pregnancy Before Giving Birth
Black-footed Cat: A Tiny and Ferocious Predator
What Do Deer Eat During Different Seasons?
What Do Foxes Eat When They're Not Raiding Your Garden?
Blue Crab: A Savory Beauty and Maryland Staple
Japanese Spider Crab: Enormous and Harmless to Humans
No, the Leaf Sheep Sea Slug Is Not an AI Hallucination
The Arabian Sand Boa Burrows in Sand to Ambush Prey
What Do Alligators Eat? Pretty Much Anything They Want
14 Big Lizards That Outsize Your Cat (and Many Dogs)
Learn More / Page 36
Think you know what bats are all about? Chances are you're operating under at least a couple of misconceptions. Sort out the facts from the myths and see what makes bats so unique.
By Tom Harris
Do whales and dolphins sleep? I know they have to come to the surface of the water periodically to breathe, so wouldn't they die if they dozed off?
The oldest shark fossils date from more than 300 million years ago, before the dinosaurs. A few species have kept the same physical characteristics for more than 150 million years. How have they survived so well?
By Tom Harris
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Insect respiration is very different from that of a human. Insects do not have lungs that deliver oxygen to all of the cells in their body. So how exactly do flies and other insects breathe then? Find out the answer to that question in this article.
When flickering fireflies light up the summer night, they're not showing off - they're talking to each other. How do these insects make their abdomens glow?
Owls are one of those bird species that everyone loves. Check out these cool owl images to learn more about our nocturnal friends.
How exactly does an oyster create a pearl, and what is the difference between a natural pearl and a cultured pearl?
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Never wish a jockey good luck by saying "break a leg." Horses with broken legs might face a grim future, but does that mean they must be euthanized?
Whether used in fashion or complicated mating rituals, peacock feathers drive the ladies crazy. But, what happens when a peacock loses his last feather? Will he become a fashion-don't?
The bobcat and lynx may not be much larger than the house cat lounging on your couch, but these felines rely on specific adaptations to survive in the wild.
As Hitchcock's 1963 horror classic "The Birds" taught us, it's a good idea to respect our avian friends. Before you accidentally let any bad luck take wing, peck away at these bird-related superstitions.
By Bambi Turner
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Wallabies and kangaroos may look alike, but they're not identical marsupials. We'll tell you how to determine which is which.
You've heard this advice a million times, and perhaps it even brings you comfort when you're in gator territory. But is it really true?
By Alia Hoyt & Amy Hunter
To the average person, these two reptiles might look the same, but they're not. So what's the difference between alligators and crocodiles?
By Mitch Ryan
As much as human beings have encroached on wildlife over recent decades, there are still several species of big cats living wild in the U.S. today.