How do snakes manage to swallow and digest animals that are bigger than their heads? Unlike humans and many other animals, snakes don’t chew their food. They swallow their prey whole, which can ...

For humans, feces are last on the list of things we’d place near our mouth. In the animal world, that reaction does not always apply. Coprophagy is the act of eating feces, and for many species it ...

Marine animals, such as the extremely simple flatworm Trichoplax, are ideal model organisms for studying the early ...