The Basenji dog is the only dog that is not able to bark.
4
A group of kittens is called a "kindle".
10
Jellyfish as a species are actually older than dinosaurs and sharks.
383
The octopus does not have a blind spot.
273
The sound of a tiger's roar can travel a distance of up to 2 miles (~3 km).
255
There's a lizard known as the 'Jesus Lizard' that can run across water.
11
In 2011, a male tiger in India adopted a litter of orphaned cubs, taking on the role of ‘mother’. Wildlife officials say such behavior had never been observed before.
9