Birds

No. (Unexpectedly, pigeons don't have any teeth, and they do eat grass seeds). Notwithstanding, this isn't the finish of the story. It's all very well for creatures to have developed long teeth to eat and bite however much they might want, yet grasses would prefer not to be crunched to death

Goldfinches primarily eat seeds. In early summer goldfinches feed on the seeds of small plants such as dandelions and groundsel, in late summer thistles and teasels become their most important source of food. Their long, slim beaks have evolved to make the goldfinch a specialist thistle feeder

With their cheerful chatter and colorful plumage, parakeets make wonderful pets, especially for first-time bird owners. Parakeets are sweet, social little birds that enjoy the interaction with each other and with their human companions, and can be taught to talk.