OligospermiaSperm MotilityInfertility, MaleAzoospermiaSperm CountSpermatozoaSemenAsthenozoospermiaEjaculationChromosomes, Human, YSpermatogenesisSemen AnalysisTestisSemen PreservationMesteroloneFertilitySex Chromosome AberrationsSperm HeadSperm CapacitationSeminal Plasma ProteinsHydrocarbons, BrominatedAcrosomeEpididymisSperm TailSex Chromosome Disorders of Sex DevelopmentCryopreservationSperm MaturationSperm Injections, IntracytoplasmicSperm-Ovum InteractionsSperm TransportVaricoceleFertilizationSequence Tagged SitesTestosteroneKlinefelter SyndromeSexual Behavior, AnimalSperm MidpieceInsemination, ArtificialY ChromosomeGastrointestinal MotilitySeminal Vesicle Secretory ProteinsAcrosome ReactionAcinonyxGryllidaeAntelopesAneuploidyChromosome DeletionMasturbationSeminal VesiclesVasectomyCryoprotective AgentsGenitalia, MaleReproductionPregnancyCopulationIn Situ Hybridization, FluorescenceChromosome AberrationsKaryotypingZona PellucidaAnimals, ZooInsemination, Artificial, HomologousSperm BanksMating Preference, AnimalScrotumFlagellaFertilization in VitroSperm RetrievalEjaculatory DuctsContraceptive Agents, MaleSperm Immobilizing AgentsFreezingEgg YolkCattleCell MovementSexual AbstinenceCarnivoraSpermatidsPregnancy RateSpecimen HandlingSperm AgglutinationSea UrchinsProtaminesPolymerase Chain ReactionEndangered SpeciesTime FactorsPoeciliaCompetitive BehaviorHEPESCervix MucusSwineAndrologyOvumGenitalia, FemaleSeminiferous TubulesInseminationOrgan Sizealpha-ChlorohydrinCentrifugationOocytesFallopian Tubes