Sea otters hold hands while sleeping so they don’t drift away from each other.
104
A giraffe's kick is so powerful that it can decapitate a lion.
216
The largest earthworm on record was found in South Africa and measured 22 feet.
151
A crocodile cannot stick out its tongue.
1k
If NASA sent birds into space they would soon die; they need gravity to swallow.
146
An ant brain has about 250 000 brain cells. A human brain has 10,000 million so a colony of 40,000 ants has collectively the same size brain as a human.
118
Porcupines float in water!
69
A blue whale's heart is the size of a Volkswagen Beetle!
37