Chained dogs are 3 times more likely to bite than unchained dogs.
34
There is a species of clam that can grow up to four feet long and weigh up to 500 pounds.
89
The world's oldest crow was 59 years old. Its name was Tataji.
215
Some lizards, in which the tail is a major storage organ for accumulating reserves, will return to a dropped tail after the threat has passed, and will eat it to recover part of the sacrificed supplies.
13
If it isn't moving a frog can't see it. If the frog can't see it, he won't eat it.
28
In the last 4,000 years, no new animals have been domesticated.
25