seedeater

noun4

1. •
   An individual or species which eats seeds.

   • Mammal seedeaters include chipmunks; ground squirrels; red, gray, and fox squirrels; voles; white-footed mice; and pocket gophers. — 2003
2. •
   A bird species which feeds mainly on seeds.

   • Most seedeaters have strong, typically shaped bills.
3. •
   Any bird in the genus Sporophila of the tanager family, Thraupidae
4. •
   Any bird in the genus Amaurospiza, now classified in the family Cardinalidae