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 ...

Measuring how commonly-prescribed pharmaceuticals behave in the guts of starlings is a daunting task, but a new study has aimed to do just that. The researchers found that the drug behaved similarly ...

Defecation is commonly treated as a universal feature of animal life, a visible outcome of digestion and metabolic turnover. In biological terms, however, waste handling takes multiple forms, shaped ...

While poop is decidedly not on the menu for us humans, it’s a normal food for many animals. In one study in Tanzania, scientists remarked that hooded vultures showed more interest in protein-rich lion ...