-The average garden-variety caterpillar has 248 muscles in its head.

-A goldfish has a memory span of 3 seconds.

-A mule won't sink in quicksand but a donkey will.

-More people are killed annually by donkeys than in airplane crashes.

-Animal breeders in Russia once claimed to have bred sheep with blue wool.

-Penguins are the only bird that can leap into the air like porpoises.

-India has 50 million monkeys.

-By some unknown means, an iguana can end its own life.

-Americans spend around $3 billion for cat and dog food a year.

-Pigs can cover a mile in 7.5 minutes when running at top speed.

-The shell constitutes 12 percent of an egg's weight.

-A squid has 10 tentacles.

-A snail's reproductive organs are in its head.

-When a horned toad is angry, it squirts blood from its eyes.

-The typical hen lays 19 dozen eggs a year.

-The ostrich has a 46-foot long small intestine.

-A scallop has 35 blue eyes.

-A swan is the only bird with a penis

-The left leg of a chicken in more tender than the right one.

-The only dog that doesn't have a pink tongue is the chow.