Cymothoa exigua is a type of parasite that enters through fish's gills, eats their tongue, and then replaces it.
6
It has been calculated that a single breath from a mature blue whale can inflate up to 2,000 balloons.
492
Cats lose almost as much fluid in the saliva while grooming themselves as they do through urination!
205
Parrot parents "name" their children with a signature call.
112
Mahatma Gandhi used to travel with his goat so that he could have fresh milk.
11
Cats are one of the only animals to domesticate themselves and approach humans on their own terms.
20
When cats are happy, they may squeeze their eyes shut.
10