SpecializationBiological EvolutionSeminiferous EpitheliumPhylogenySertoli CellsEcosystemBlood-Testis BarrierSpecies SpecificityFunctional LateralityAdaptation, BiologicalExtracellular SpaceSpace PerceptionMicroscopy, ElectronEvolution, MolecularEcologyAdaptation, PhysiologicalAnimal DistributionDominance, CerebralPollinationEpidural SpaceIntercellular JunctionsFeeding BehaviorFalkland IslandsSpermatidsPersonal SpaceMolecular Sequence DataBrain MappingTarsiidaeSpecialties, SurgicalPerciformesFreeze FracturingHost SpecificitySynapsesModels, BiologicalMagnetic Resonance ImagingBiodiversityBirdsHydrazinesFossilsBrainPredatory BehaviorLorisidaeAntsPapio ursinusEnvironmentGenetic SpeciationPhotic StimulationSymbiosisPalaeognathaeOrchidaceaeAcoustic StimulationIndazolesSeed DispersalPlant Physiological PhenomenaInsectsNeuronsPlantsMedicineAcaciaSpermatogenesisPlant NectarBeakInformation TheorySound LocalizationNeuromuscular JunctionAmino Acid SequenceBeesBehavior, AnimalReproductionCrystallizationChiropteraFaceGeographyAxonsWeightlessnessFood ChainSympatryPopulation DynamicsThysanopteraReceptors, CholinergicPaleontologySpatio-Temporal AnalysisTime FactorsSpace MaintenanceEcotypeMolesOsmium CompoundsAuditory PerceptionHospitals, SpecialGene DuplicationSocial BehaviorVertebratesModels, NeurologicalNeural PathwaysPrimatesPaleodontologyBiomechanical PhenomenaCetaceaLizardsDendrites