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
Meysi is one of the world's smallest dogs, measuring in at just 7cm tall, 12cm long, and weighing a meagre 250 grams (only slightly heavier than a hamster!)
11
A dog's naked behind leaves absolutely no bacteria when pressed against carpet.
250
The ancestor of all domestic cats is the African Wild Cat which still exists today.
12
The oldest recorded elephant lived for 82 years.
213
The octopus does not have a blind spot.
273