Dolphins sometimes have fun by blowing bubbles and creating rings of air underwater, which they then swim through.
17
Squirrels forget where they hide about half of their nuts.
698
Female kangaroos have three vaginas.
2
Urechis unicinctus is a species of marine spoon worm that is widely referred to as the ‘penis fish’.
2
Alligators can live up to 100 years.
337