Female kangaroos have three vaginas.
2
There was a bear called Wojtek who was adopted by Polish soldiers during WW2. It carried ammunition, wrestled with soldiers, and drank beer.
40
Worker bees must visit around 4,000 flowers in order to make one tablespoon of honey.
5
Dogs sometimes fake being sick to get attention.
26
Using a remote-controlled camera, biologists caught dolphins getting high by sucking on puffer fish. They were even caught passing the puffer fish around.
23