Developing visual function in the pigeon embryo with comparative reference to other avian species.
D000818:Animals; D000831:Animals, Newborn / Q000502:physiology; D002642:Chick Embryo / Q000502:physiology; D010856:Columbidae / Q000196:embryology*; D004372:Ducks / Q000502:physiology; D004625:Embryo, Nonmammalian / Q000502:physiology*; D007185:Incubators; D009541:Nictitating Membrane / Q000502:physiology; D010775:Photic Stimulation; D011784:Quail / Q000502:physiology; D012025:Reflex, Pupillary; D013045:Species Specificity; D014785:Vision, Ocular