ColorColor PerceptionColor VisionColor Perception TestsUltrasonography, Doppler, ColorColor Vision DefectsHair ColorEye ColorPigmentationEchocardiography, Doppler, ColorColorimetryProsthesis ColoringSkin PigmentationLightingPhotic StimulationRetinal Cone Photoreceptor CellsFeathersContrast SensitivityPigments, BiologicalPsychophysicsMolecular Sequence DataButterfliesReceptor, Melanocortin, Type 1AnthocyaninsLightPhotographyPattern Recognition, VisualRetinal PigmentsSpectrophotometryTime FactorsSensory ThresholdsMeatDiscrimination (Psychology)Sensitivity and SpecificityFood PackagingBlood Flow VelocityFood Coloring AgentsPhenotypeDental PolishingAdaptation, OcularFlowersForm PerceptionReproducibility of ResultsMelaninsBase SequenceAgouti Signaling ProteinAmino Acid SequenceAttentionVisual PerceptionModels, BiologicalFood TechnologyOpsinsPhylogenyMutationTooth DiscolorationImage Processing, Computer-AssistedSpecies SpecificityUltrasonography, Doppler, PulsedCuesImmersionVisual CortexOptical IllusionsNatureReaction TimeMotion PerceptionDental MaterialsMaterials TestingAlgorithmsComposite ResinsColoring AgentsBeesSequence Analysis, DNAAcrylic ResinsBiological EvolutionAfterimageVisual PathwaysAnalysis of VarianceCichlidsSurface PropertiesVision, OcularFundus OculiMaxillofacial ProsthesisGenetic VariationVisual FieldsMicrospectrophotometryOrientationRod OpsinsTooth, ArtificialPigmentation DisordersData DisplayLizardsCrosses, GeneticAdaptation, PhysiologicalOptics and PhotonicsChromatophoresFruit