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.
Learn More / Page 37
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
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?
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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?
Wallabies and kangaroos may look alike, but they're not identical marsupials. We'll tell you how to determine which is which.
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?
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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
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.
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?
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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.
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