graminivore
Definitions
An animal that feeds primarily on grass.
An organism that subsists on a diet consisting of grains or grasses.
Examples
The horse is a classic example of a graminivore, as its digestive system is specifically adapted to process large quantities of grass.
While many animals are omnivorous, the specialized teeth of the graminivore allow it to efficiently grind down tough, fibrous plant material.
Synonyms
herbivore graminivorous grass-eater grazer pasturer vegetarian