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
Worker bees must visit around 4,000 flowers in order to make one tablespoon of honey.
5
Mosquitoes prefer certain blood types, and people with the “O” blood type are more likely to get bitten.
12
When cats are happy, they may squeeze their eyes shut.
10
When the "Elephant Whisperer" Lawrence Anthony died, a whole herd of elephants arrived at his house to mourn him.
25
Some older/less efficient worker termites will develop 'backpacks' of toxic chemicals that explode when the termite is threatened. They are essentially used as suicide bombers when the colony is being attacked.
8
A hippo sleeping underwater automatically rises to the surface every ~4 minutes and breathes without waking.
23