The head of a jellyfish is called the "Bell."
6
Blue whale arteries are large enough for humans to swim through and their hearts are the size of cars.
12
Whales and dolphins can't taste anything other than salt.
11
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
A giraffe's kick is so powerful that it can decapitate a lion.
216
Drivers kill more deer than hunters do.
660
A banana slug can be 6-8 inches and their erect penis can be just as long. Also, their penises emerge from their heads. After sex, banana slugs eat each others penises.
17