Two dogs were among the Titanic survivors.
262
Cows can sleep standing up, but they can only dream lying down.
745
The difference between antlers and horns is that antlers are shed each year and are made of bone while horns are kept for life and are made of living tissue and bone with a sheath that is very similar to human finger nails.
10
Urechis unicinctus is a species of marine spoon worm that is widely referred to as the ‘penis fish’.
2
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
The sound of a tiger's roar can travel a distance of up to 2 miles (~3 km).
255