The sound of a tiger's roar can travel a distance of up to 2 miles (~3 km).
255
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
Cats lose almost as much fluid in the saliva while grooming themselves as they do through urination!
205
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 are one of the only animals to domesticate themselves and approach humans on their own terms.
20