Mice are omnivores, meaning that they eat both plant and animal matter. That said, their diet is largely herbivorous and made up mostly of foods like seeds, grains, and fruit.

Islands are biodiversity hotspots. They only make up 5 percent of the world’s land mass, but they are home to 20 percent of ...

Mice are omnivores, which means they eat both plant and animal matter. When outdoors, they eat a wide variety of fruits, plants, fungi, and insects. Once inside, your home becomes a buffet.

The engineered mice were able to eat more and weigh less because they lacked the gene that produces one kind of an enzyme called malonyl-CoA. This enzyme is produced by one of two other enzymes ...

A protein that lets mice eat more but weigh less could prove the magic ingredient for diet drugs of the future, British researchers report in today's issue of the journal Nature.

By 2003, the mice were eating seabird chicks alive, and now, a decade later, the mice have figured out they can take on adults, too. Sign up for the Live Science daily newsletter now.