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
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
It has been calculated that a single breath from a mature blue whale can inflate up to 2,000 balloons.
492
Cats sleep for 70% of their lives.
8
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
Parrot parents "name" their children with a signature call.
112