Animal Facts

Learn about some of the strange and unusual facts and terms in the animal kingdom.


Approximately 10,000 species of birds make up the class Aves--a diverse group that has long fascinated the human race with peculiar behaviors and adaptations.

Where do we get all the fish and other seafood that we eat? How do fish farmers keep up with the heavy demand?

Forks. Knives. Spoons. Chopsticks. All those utensils are a pain to pick up and set down again. What if you could just open your mouth wide?

How could the gentle, loafing moose be more threatening than a grizzly bear? Find out what you should do if that looming moose barrels at you like a bull.

Domesticated animals provide us with innumerable products, hours of labor and even loving companionship. Find out why the dog was so easily domesticated and why you'll never see someone riding a zebra.

Well, duh. Of course animals have personalities, right? Find out how scientists are proving what pets owners have always suspected: animals -- both pets and wild animals -- possess personality.

Walking, breathing, thinking: All of these activities burn energy. But in the winter when food supplies are scarce, some animals conserve their energy -- by hibernating.

The droopy-faced bloodhound. The prancing poodle. The small Maltese you could easily mistake for a mop. How can these impossibly different dogs compete for the same prize?

Dogsled race officials and mushers say that they put the welfare of the dogs first. But animal rights activists say they will continue to protest the Iditarod and other sled dog races.

Caribou travel 2,000 miles over arctic tundra in order to migrate. The annual migration of monarch butterflies lasts longer than a typical monarch's lifespan. What makes these animals so determined to move?

What would happen if birds were released into space? Well, we don't know, but we think that birds in space would actually do quite well because their wings would help stabilize them as they float through space.

Skunks pack a punch, so if you want to avoid being sprayed, it's best to stay away. Because of their small size, skunks have to use their pungent spray for self-defense purposes. See our list of 10 things to do if you've been skunked.

You think cell phone users are loud? Some of these animals can be heard for miles. A blue whale can produce a 188 decibel sound that can be heard hundreds of miles away. See our list of 7 animals that can be heard for long distances.

Many animal species are designed with built-in protection in the form of their skin color. There are also some animals that have developed appendages that mimic the appearance of leaves and plant branches. Learn about 11 animals that use camouflage.

How do you refer to a group of goldfish or a gathering of butterflies? This list shows some of the strange and interesting names that are used for a particular group of animals. Learn 22 peculiar names for groups of animals in this article.

Officials at a nursing home in Rhode Island claim a cat named Oscar knows when patients are going to die. Can a cat predict death? What about animals that allegedly predict earthquakes or natural disasters? Learn whether your pet has a "sixth sense."

While humans try to create a variety of different types of light, some animals make their own. Find out what bioluminescence is and how these animals create light.

Search-and-rescue dogs are smart, agile and obedient, but their high "play drive" is what makes them look for a missing person. Learn what SAR dogs do.

What is the biggest animal ever to exist on Earth? The largest animal that is currently living on the planet is the blue whale, but was it the largest animal to have ever existed in history? Find out the answer in this article.

What do tropical lizards and polar bears have in common? Camouflage - the ability to adapt their appearance to their environment. Learn how camouflage works, how it helps animals survive and what different types of camouflage look like.

Fish have the ability to move in any direction in the water. In fact, they have the ability to rise and sink while swimming through the water. What allows a fish to rise and sink? Find out the answer to this question in this article.

Mad cow disease is in the news again, with tests confirming the second case in the United States since December 2003. Learn how this brain disease affects livestock and people.