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
There was a bear called Wojtek who was adopted by Polish soldiers during WW2. It carried ammunition, wrestled with soldiers, and drank beer.
40
Squirrels forget where they hide about half of their nuts.
698
In Australia, there are spiders big enough to eat snakes.
20
Dolphins can rapidly heal from extreme injuries, such as shark bites, and regenerate their original body shape.
19
It's possible to train your cat to use the toilet as a litter box and even flush afterwards.
109