There's a rare breed of pig that looks like a sheep.
14
Dolphins sometimes have fun by blowing bubbles and creating rings of air underwater, which they then swim through.
17
When the "Elephant Whisperer" Lawrence Anthony died, a whole herd of elephants arrived at his house to mourn him.
25
Christmas Island has bridges for crabs to stop them getting run over during the mass migration.
9
When Washoe, the first chimp to use sign language, was told that her caretaker's baby had died, she signed "CRY."
20
Female kangaroos have three vaginas.
2