When Washoe, the first chimp to use sign language, was told that her caretaker's baby had died, she signed "CRY."
20
Dolphins can rapidly heal from extreme injuries, such as shark bites, and regenerate their original body shape.
19
The head of a jellyfish is called the "Bell."
6
Vanilla flavoring is sometimes made with an ingredient from beaver pee.
82
The reindeer is the only mammal that can see UV light.
17
A koi fish, named "Hanako", was owned by several individuals over many years and lived to be 226 years old, dying in 1977.
6