Everyone knows that herbivores only eat plants, right? Actually, that's not always the case, but who's eating the meat and why are they eating it?

Herbivores only eat things that need photosynthesis to live. This excludes insects, spiders, fish and other animals. Some parasitic plants that feed off of other plants are also considered herbivores.

Hippos are primarily herbivores, but they have been observed to eat other animal carcasses. They are big enough to do so, but do hippos eat humans?

Some rodents, like beavers and meadow voles are herbivores, eating only vegetable matter. Other rodents, like mice, rats, and squirrels, are omnivores, adapted to eat both vegetable and animal matter.

About one in four species of herbivores, 25.5%, are considered threatened, ... a comprehensive new study finds that plant-eating herbivores are the animals most at risk of extinction.

Some rodents, like beavers and meadow voles are herbivores, eating only vegetable matter. Other rodents, like mice, rats, and squirrels, are omnivores, adapted to eat both vegetable and animal matter.

Although scientists often worry most about the loss of the world’s predators, a comprehensive new study finds that plant-eating herbivores are the animals most at risk of extinction.About one in ...

Although scientists often worry most about the loss of the world’s predators, a comprehensive new study finds that plant-eating herbivores are the animals most at risk of extinction. About one ...

A new study finds that one in four plant-eating animals is at risk for extinction. Wednesday’s study is counter to what scientists long thought. Conservationists had focused their extinction … ...

Not Easy Eating Green: Herbivores Most at Extinction Risk. Although scientists often worry most about the loss of the world's predators, a comprehensive new study finds that plant-eating herbivores ...