There was a bear called Wojtek who was adopted by Polish soldiers during WW2. It carried ammunition, wrestled with soldiers, and drank beer.
40
Rattlesnake mating sessions have been known to last more than 22 hours.
232
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
Early American humans hunted car-size armadillos and used their shells for houses.
12
Giant Anteaters' front legs look like a panda.
48
A hippo sleeping underwater automatically rises to the surface every ~4 minutes and breathes without waking.
23
A group of unicorns is called a blessing.
304