More than just cool shades.
D000818:Animals; D003315:Cornea / Q000033:anatomy & histology; D005123:Eye / Q000033:anatomy & histology*; D012168:Retinal Pigments; D013270:Stomach / Q000033:anatomy & histology; D023721:Tetraodontiformes / Q000033:anatomy & histology*
D012168:Retinal Pigments