There are approximately three chickens for every human on Earth.
13
Rattlesnake mating sessions have been known to last more than 22 hours.
232
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
Cats sleep for 70% of their lives.
8
When a male gentoo penguin "falls in love" with a female penguin, he searches the entire beach to find the perfect pebble to present to her.
25
Dire wolves actually existed, living up to 10,000 years ago before going extinct.
10