A group of kittens is called a "kindle".
10
Sheep, goats, octopuses, and toads have rectangular pupils.
7
Crows living in some urban areas drop nuts into traffic to let the passing cars crush them, then they wait for the red lights to stop the traffic so they can grab and eat it.
17
It's possible to train your cat to use the toilet as a litter box and even flush afterwards.
109
Dogs have been man's pet for over 14,000 years.
224
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
Condoms were originally made of animal intestines or linen.
347