It's common for pet rats to be obese. They love eating anything they can get their paws on. Rats that live in cages are particularly prone to being overweight. Obesity in rats can lead to similar ...

When a rat is infected, it passes rat lungworm larvae through its poop. If snails and slugs feed on the poop, they eat the larvae and can get infected. The larvae can mature in snails and slugs, ...

Researchers identify "meal memory" neurons in laboratory rats that could explain why forgetting lunch leads to overeating.