Rock pigeons
Columba livia

Size: 12.5 inches
Overall Color: highly variable
Occurrence: town
Diet: seeds, garbage
Nest: saucerlike
Field Identification: white cere above bill, square tail, introduced, red eye
Season: year-round

Kingdom: Animalia (Animals)
Phylum: Chordata (hollow nerve cord)
Subphylum: Vertebrata (backbone)
Class: Aves (Birds)
Order: Columbiformes
Family: 35 Columbidae (doves)
Genus: Columba
Species: livia