During World War 1, starving wolves amassed in such great numbers that Germans and Russians had a temporary cease fire to fight off the wolf attacks.
45
Squirrels will sometimes adopt orphaned baby squirrels that they’re related to.
12
A dog's naked behind leaves absolutely no bacteria when pressed against carpet.
250
When a male gentoo penguin "falls in love" with a female penguin, he searches the entire beach to find the perfect pebble to present to her.
25
Nervous dogs wag their tails to the left, and happy dogs to the right (from the dog’s point of view) – and fellow canines pick up on this lop-sided tail language.
10
Bats sleep 18-20 hours per day.
5