Bats sleep 18-20 hours per day.
5
Parrotfish make themselves a kind of mucus 'sleeping bag' which masks their smell from predators and keeps parasites away.
4
A koi fish, named "Hanako", was owned by several individuals over many years and lived to be 226 years old, dying in 1977.
6
The largest breed of rabbit is the Flemish Giant.
65
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
A lion in the wild usually makes no more than twenty kills a year.
186
Cows can sleep standing up, but they can only dream lying down.
745