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
Sloths take two weeks to digest their food.
243
The oldest recorded elephant lived for 82 years.
213
Rattlesnake mating sessions have been known to last more than 22 hours.
232
Blue whale arteries are large enough for humans to swim through and their hearts are the size of cars.
12
Ants tend to survive in a microwave because they find the coolest spot and wait!
17