Whales and dolphins can't taste anything other than salt.
11
Dolphins have names for one another.
18
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
Denmark has twice as many pigs as there are people.
66
When the "Elephant Whisperer" Lawrence Anthony died, a whole herd of elephants arrived at his house to mourn him.
25