Whales and dolphins can't taste anything other than salt.
11
A hippo sleeping underwater automatically rises to the surface every ~4 minutes and breathes without waking.
23
Cats lose almost as much fluid in the saliva while grooming themselves as they do through urination!
205
Squirrels forget where they hide about half of their nuts.
698
Denmark has twice as many pigs as there are people.
66
There was a bear called Wojtek who was adopted by Polish soldiers during WW2. It carried ammunition, wrestled with soldiers, and drank beer.
40