A hippo sleeping underwater automatically rises to the surface every ~4 minutes and breathes without waking.
23
Worker bees must visit around 4,000 flowers in order to make one tablespoon of honey.
5
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
Cats lose almost as much fluid in the saliva while grooming themselves as they do through urination!
205
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