The cat brain weighs about 30g.
167
Dolphins have names for one another.
18
Alligator snapping turtles can live for over 150 years. Scientists know this because some of the turtles had musket balls in their stomachs.
271
Sloths take two weeks to digest their food.
243
A zoo in China gave a gay penguin couple the opportunity to raise a chick.
11
There was a bear called Wojtek who was adopted by Polish soldiers during WW2. It carried ammunition, wrestled with soldiers, and drank beer.
40