If a vampire bat goes 2 days without drinking blood, they can die. However, well fed female bats will puke up blood and share it with other bats that they like in exchange for grooming.
13
Cats lose almost as much fluid in the saliva while grooming themselves as they do through urination!
205
Cows as they are today never existed in the wild and were domesticated from aurochs some 10,500 years ago.
6
In Australia, there are spiders big enough to eat snakes.
20
Dolphins can rapidly heal from extreme injuries, such as shark bites, and regenerate their original body shape.
19
When a male gentoo penguin "falls in love" with a female penguin, he searches the entire beach to find the perfect pebble to present to her.
25
In the movie 'The Wizard Of Oz', Toto the dog's salary was $125 a week, while Judy Garland’s was $500 a week.
5