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
There’s a bonobo named Kanzi who has learned to build a campfire and cook his own food.
8
One in three dog owners say they have talked to their pets on the phone.
427
Alligator snapping turtles can live for over 150 years. Scientists know this because some of the turtles had musket balls in their stomachs.
271
There are approximately three chickens for every human on Earth.
13
Dolphins sometimes have fun by blowing bubbles and creating rings of air underwater, which they then swim through.
17
Denmark has twice as many pigs as there are people.
66
When Washoe, the first chimp to use sign language, was told that her caretaker's baby had died, she signed "CRY."
20