De Lange characteristics for the fresh-water turtle Chrysemys picta picta, and the pigeon Columba livia.
D000221:Adaptation, Ocular; D000818:Animals; D001522:Behavior, Animal; D010856:Columbidae / Q000502:physiology*; D004193:Discrimination Learning; D005425:Flicker Fusion; D008297:Male; D055095:Optics and Photonics; D010775:Photic Stimulation; D010786:Photoreceptor Cells / Q000502:physiology; D014426:Turtles / Q000502:physiology*; D014785:Vision, Ocular