From vomiting to pooping, all the animal facts and behaviours left unmentioned ... to-understand model of their differences, and a basic guide on how to repel mosquitoes. Paulina Chan Shuk-man ...

It is the rods that become highly specialized in nocturnal animals. In fact, many bats, nocturnal snakes and lizards have no cones at all, while other nocturnal animals have just a few.

LONDON -- We might think most animals have simple, care-free lives, but the truth is much, much sadder than that. Did you know, for instance, that wolves who are unlucky enough to get booted out ...