Squirrels forget where they hide about half of their nuts.
698
A group of pugs is called a grumble.
10
Dolphins sometimes have fun by blowing bubbles and creating rings of air underwater, which they then swim through.
17
Parrotfish make themselves a kind of mucus 'sleeping bag' which masks their smell from predators and keeps parasites away.
4
The Basenji dog is the only dog that is not able to bark.
4