- When opossums are "playing 'possum," they are not playing. They actually pass out from sheer terror.
- The two-foot long bird called a Kea that lives in New Zealand likes to eat the strips of rubber around car windows.
- Snakes are true carnivores as they eat nothing but other animals. They do not eat any type of plant material.
- The Weddell seal can travel underwater for seven miles without surfacing for air.
- According to tests made at the Institute for the Study of Animal Problems in Washington, D.C., dogs and cats, like people, are either right-handed or left-handed—that is, they favor either their right or left paws.
- An iguana can stay under water for 28 minutes.
- Crocodiles and alligators are surprisingly fast on land. Although they are rapid, they are not agile, so if you ever find yourself chased by one, run in a zigzag line. You'll lose him or her every time.
- Horses can't vomit.
- A crocodile cannot stick its tongue out.
- Butterflies taste with their feet.
- Penguins can jump as high as six feet in the air.
- All polar bears are left-handed.
- An eagle can kill a young deer and fly carrying it.
- It was discovered on a space mission that a frog can throw up. The frog vomits its entire stomach out so the organ is dangling out of its mouth. Then the frog uses its forearms to dig out all of the stomach's contents and swallows the stomach back down again.
- The leg bones of a bat are so thin that no bat can walk.
- The katydid bug hears through holes in its hind legs.
- Slugs have four noses.
- Ostriches stick their heads in the sand to look for water.
- In a study of 200,000 ostriches over a period of 80 years there were no reported cases of an ostrich burying its head in the sand.
- It's possible to lead a cow upstairs, but not downstairs.
- A shrimp's heart is in its head.
- A snail can sleep for three years.
- The chicken is one of the few things that man eats before it's born and after it's dead.
- Some dogs can predict when a child will have an epileptic seizure and even protect the child from injury. They're not trained to do this, they simply learn to respond after observing at least one attack.
- A pregnant goldfish is called a twit.
- Rats multiply so quickly that in 18 months, two rats could have over a million descendants.
- There are only three types of snakes on the island of Tasmania and all three are deadly poisonous.
- It is physically impossible for pigs to look up into the sky.
- Dolphins sleep with one eye open.
- A goldfish has a memory span of three seconds.
- A shark is the only fish that can blink with both eyes.
- Emus and kangaroos cannot walk backwards and are on the Australian coat of arms for that reason.
- The jellyfish is 95% water.
- A hippo can open its mouth wide enough to fit a 4 foot tall child inside.
- Only female mosquitoes bite.
- Most elephants weigh less than the tongue of the blue whale.