Single-cell responses to bar width and to sine-wave grating frequency in the pigeon optic tectum.
D000200:Action Potentials; D000818:Animals; D010856:Columbidae / Q000502:physiology*; D009039:Motion Perception / Q000502:physiology; D013028:Space Perception / Q000502:physiology*; D013477:Superior Colliculi / Q000502:physiology*