There was a bear called Wojtek who was adopted by Polish soldiers during WW2. It carried ammunition, wrestled with soldiers, and drank beer.
40
Denmark has twice as many pigs as there are people.
66
Vampire bats adopt orphans, and are one of the few mammals known to risk their own lives to share food with less fortunate roost-mates.
402
Cats lose almost as much fluid in the saliva while grooming themselves as they do through urination!
205
Rattlesnake mating sessions have been known to last more than 22 hours.
232
A group of unicorns is called a blessing.
304