Unsinkable Sam (nickname of a German ship's cat) who served on 3 warships, one German, two British, all sank in action. The cat survived each sinking, floating away on wooden planks to rescue.
19
Rattlesnake mating sessions have been known to last more than 22 hours.
232
A group of kittens is called a "kindle".
10
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
Sharks, like other fish, have their reproductive organs in their chests.
248
In Australia, there are spiders big enough to eat snakes.
20