One reason that kittens sleep so much is because a growth hormone is released only during sleep.
212
The elephant shrew’s closest relative isn’t a shrew — it’s actually an elephant
9
The male seahorse carries babies and 'gives birth' to them instead of the female.
7
Leonardo Da Vinci loved animals so much that he used to buy caged animals at the market just to set them free.
57
Cymothoa exigua is a type of parasite that enters through fish's gills, eats their tongue, and then replaces it.
6