Retinal image: larger and more illuminous for a nocturnal than for a diurnal lizard.
D000717:Anatomy, Comparative; D000818:Animals; D003624:Darkness; D005123:Eye / Q000033:anatomy & histology*; D007259:Infrared Rays; D008116:Lizards / Q000033:anatomy & histology*; D055095:Optics and Photonics; D011680:Pupil / Q000033:anatomy & histology; D012160:Retina