ORDER COLUMBIFORMES

[kuh lum buh form' Ez] land birds with four unwebbed toes, short legs, and small heads; pigeons and doves

Wood Pigeon (Columba palumbus)

Passenger Pigeon (Ectopistes migratorius)
the last known passenger pigeon died in the Cincinnati Zoo on September 1, 1914

Dodo Bird (Raphus cucullatus)

Mourning Dove (Zenaida macroura)