Dolphins have names for one another.
18
Scientists have revived a flowering plant from a fruit stored away in permafrost by Arctic ground squirrel 32,000 years ago.
16
The Hercules beetle, despite weighing only 100 grams, can lift 8 kilograms, making it one of the proportionally strongest animals in the world.
8
When Washoe, the first chimp to use sign language, was told that her caretaker's baby had died, she signed "CRY."
20
The ancestor of all domestic cats is the African Wild Cat which still exists today.
12