The elephant brain weighs about 6,000g.
274
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
Nicole Kidman is scared of butterflies.
65
Female kangaroos have three vaginas.
2
The Basenji dog is the only dog that is not able to bark.
4
Cats are one of the only animals to domesticate themselves and approach humans on their own terms.
20
It's possible to train your cat to use the toilet as a litter box and even flush afterwards.
109