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.
12 Colorful Frog Species: From Tie-dyed Designs to Rare Hues
Amazon Milk Frog: Named for Its Defense, Not Its Color
The Red-eyed Tree Frog Has Extremely Sensitive Skin
10 Red Butterfly Species Found From India to Florida to Europe
How the Glasswing Butterfly Flutters (Almost) Invisibly
6 Green Butterfly Species Blending in With Their Environments
What Is a Group of Flamingos Called? Not a Flock, Another 'F' Word
7 Ugliest Bird Species: Evolutionary Qualities That Aren't So Pretty
What's a Group of Ravens Called? Not a Murder (That's Crows)
What Is a Group of Fish Called? Not Always a School
10 Weirdest Fish in the World: Batfish, Hairy Frogfish, and More
10 Scariest Fish Lurking in Rivers, Deep Ocean Waters, and Shells
What Is a Group of Ferrets Called? You're Such a Busybody
What Is a Group of Mice Called? Not Always a Colony
What Is a Baby Deer Called? (Aside From Adorable)
10 of the Scariest Sea Creatures Lurking in the Ocean's Depths
How Bioluminescent Jellyfish Get Their Signature Glow
White Spotted Jellyfish: Cute Until They Become Invasive
10 Cutest Snake Species That Have Us Squeeing
10 Colorful Lizards to Delight Reptile Lovers
Python vs. Anaconda: Comparing Snakes and Software Languages
Learn More / Page 40
If your favorite diner's blue plate special is ever sauteed polar bear liver, you may want to stick with salad. This meal can cause symptoms far beyond indigestion.
By Robert Lamb
Environmentalists agree that beaver dams help the environment by creating wetlands but why are some landowners and farm owners getting riled up? How could these dams be hazardous to roads, bridges and levees?
That slithery, snakelike form that just darted past might not be a snake after all. It could be legless lizard, an animal that evolved from an entirely different line.
By Julia Layton & Zach Taras
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A shark is coming at you. It opens its mouth wide, baring teeth. Will you be able to reach around and poke it in the eyes without losing an arm?
Sharks scare us to death. What scares them? Magnets. Researchers have tossed magnets in the water and watched the sharks dart away. But what could be so repugnant about a magnet?
It's scary enough to imagine a shark's toothy jaw snapping at your half-submerged body in the ocean. But the actual impact of its massive mouth clamping down? Surprisingly wimpy.
By Josh Clark
If your ears picked up on a 40-hertz signal, you might wonder what the annoying sound was all about. But if you're a shark and you hear this "yummy hum," it might mean it's dinner time.
By Josh Clark
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Scuba divers, leave your bling at home. Don't wear yellow when you swim in the ocean. We hear all sorts of advice designed to keep sharks at bay. But is it legit?
By Josh Clark
Perhaps you prefer a nice filet mignon with a red wine reduction, but according to one source, dogs are a shark's favorite meal. Where do they find pups in the deep?
By Josh Clark
The biggest shark in the world is longer than a school bus. But taking people to sea to swim with these giants has become a big industry.
You've heard the stat. You're more likely to be struck by lightning than be attacked by a shark. Still, wouldn't it be nice to know that your next aquatic destination doesn't fall on this list?
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Wonder what would happen if everyone you knew disappeared? Don't call the authorities yet. A mysterious condition called Colony Collapse Disorder affects beehives, causing some bee populations to vanish and possibly die.
Even the most maniacally energetic people can appreciate crashing on the couch occasionally. Can sharks take the same break without dying?
Sharks have a bad reputation, but is it warranted? Maybe for these 10, which are considered the most dangerous of all.
Hammerheads have itty-bitty mouths, a tall dorsal fin and an impressively odd noggin. Why do these creatures of the deep look so strange?
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The good news is, you're not likely to meet with one of these creatures on your next beach vacation. If you did, it wouldn't be a pretty sight.
By Cristen Conger & Ada Tseng
A large, flightless bird that lives in the dry grasslands of Africa, the ostrich is raised for its feathers and skin in South Africa, Egypt and California. Ostriches form the single remaining species in an ancient, primitive order of birds.
Studies have shown that you're never more than ten feet away from a spider is and one estimate puts you as close as three feet. Check out some more spider facts.
They range in size from 8 inches to 60 feet, so obviously their food preferences will differ. Sometimes what seems like a good meal, isn't, so they spit it out. That includes humans.
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Bushy mustaches like the ones that Magnum P.I. or Super Mario sport are a bold fashion statement. But for baleen whales, they never go out of style.
Ever wonder -- as you're treading water in the ocean -- how a shark might hunt you down? They have a special sense that helps them locate prey.
The lure of a free meal is enough to get most of us moving and maybe even throwing an elbow or two as we battle for the last slice of pizza. Compared to sharks though, our feeding frenzies are tame.
Sharks have been around longer than the dinosaurs. After a few hundred million years, it's humans that might kill them off.
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Amphibians are a diverse and unique group of animals. In this collection of amphibian pictures, you'll find Amazon horned frogs is african tree frogs, caecilians, newts and more.
By Marie Bobel
World-famous 'Crocodile Hunter' Steve Irwin, died on Sept. 4, 2006, in a shocking accident with a stingray. But stingray-related fatalities are almost unheard of, so what happened? Find out.
By Julia Layton