Pinniped visual pigments.
D000222:Adaptation, Physiological; D000818:Animals; D010872:Caniformia / Q000502:physiology*; D004242:Diving; D012168:Retinal Pigments / Q000032:analysis*; D046048:Seals, Earless / Q000502:physiology*; D013045:Species Specificity; D013053:Spectrophotometry
D012168:Retinal Pigments