title: Colour discrimination functions of the frog optic tectum (Rana esculenta).
mesh_terms: D000200:Action Potentials; D000818:Animals; D001001:Anura; D003118:Color Perception; D009474:Neurons / Q000502:physiology; D010775:Photic Stimulation; D011893:Rana esculenta / Q000502:physiology*; D013477:Superior Colliculi / Q000502:physiology*; D014794:Visual Fields