Using a remote-controlled camera, biologists caught dolphins getting high by sucking on puffer fish. They were even caught passing the puffer fish around.
23
Alligators can live up to 100 years.
337
There's a rare breed of pig that looks like a sheep.
14
A koi fish, named "Hanako", was owned by several individuals over many years and lived to be 226 years old, dying in 1977.
6
Squirrels will sometimes adopt orphaned baby squirrels that they’re related to.
12
The cat brain weighs about 30g.
167
Gorillas can catch human colds and other illnesses.
205
Dire wolves actually existed, living up to 10,000 years ago before going extinct.
10