[The size and structure of the visual analyzers (the eye and optic lobes of the brain) of various types of birds relating to their way of life].
D000818:Animals; D001717:Birds; D001921:Brain; D005123:Eye / Q000033:anatomy & histology*; D008636:Mesencephalon / Q000033:anatomy & histology*; D009899:Optic Lobe, Nonmammalian
EYE/anatomy and histology; MESENCEPHALON/anatomy and histology