The reindeer is the only mammal that can see UV light.
17
Urechis unicinctus is a species of marine spoon worm that is widely referred to as the ‘penis fish’.
2
Crows living in some urban areas drop nuts into traffic to let the passing cars crush them, then they wait for the red lights to stop the traffic so they can grab and eat it.
17
Sharks have been on the planet longer than trees.
14
Denmark has twice as many pigs as there are people.
66
There was a bear called Wojtek who was adopted by Polish soldiers during WW2. It carried ammunition, wrestled with soldiers, and drank beer.
40
When you shave a guinea pig it looks like a little hippo.
19