Pet dogs and elephants are the only animals that seem to instinctively understand human gesture.
14
Whales and dolphins can't taste anything other than salt.
11
The world’s largest frog, the Goliath frog, can grow over 13 inches in length and can jump up to 10 feet in a single bound.
8
Cymothoa exigua is a type of parasite that enters through fish's gills, eats their tongue, and then replaces it.
6
Dolphins have names for one another.
18
One reason that kittens sleep so much is because a growth hormone is released only during sleep.
212
The CIA once spent $20 million on a cat equipped with gear to spy on the Soviets, but it was hit by a taxi.
328