Vanilla flavoring is sometimes made with an ingredient from beaver pee.
82
It has been estimated that a bite from a grizzly bear can crush a bowling ball.
11
Denmark has twice as many pigs as there are people.
66
Cymothoa exigua is a type of parasite that enters through fish's gills, eats their tongue, and then replaces it.
6
When Washoe, the first chimp to use sign language, was told that her caretaker's baby had died, she signed "CRY."
20
A lion in the wild usually makes no more than twenty kills a year.
186
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