small birds
- sparrowSmall brown urban bird
- finchSmall seed-eating songbird
- wrenSmall loud songbird
- chickadeeSmall capped North American songbird
- warblerSmall melodious bird
hummingbird · tweet · chirp · flutter · feathers · nest · perch · branch · songbird · titmouse · robin · flit · delicate · tiny · wings · birdseed · feeder · twitter
size within birds
small birdsostriches
Largest living birds
emus · cassowaries · eagles · albatrosses · condors
power/predation among birds
small birdsbirds of prey
Meat-eating aerial hunters
raptors · eagles · apex predators · hawks · falcons