A hippo sleeping underwater automatically rises to the surface every ~4 minutes and breathes without waking.
23
Unsinkable Sam (nickname of a German ship's cat) who served on 3 warships, one German, two British, all sank in action. The cat survived each sinking, floating away on wooden planks to rescue.
19
The Basenji dog is the only dog that is not able to bark.
4
The oldest recorded elephant lived for 82 years.
213
Lurch, a Watusi bull, had the largest horns in the world.
32
Rex the German Shepherd was a rescue dog with a bad temper. He refused to be fed by humans and would attack strangers, but he’s a changed dog after falling in love with Geraldine the goose!
10