Animals, SucklingLactationMammary Glands, AnimalSucking BehaviorMilkMastitisAnimal Population GroupsPasteurellaceae InfectionsMastitis, BovineMilk EjectionEcthyma, ContagiousMannheimia haemolyticaXeroradiographyWeaningDairyingSwineCattleCorynebacterium pyogenesPregnancyPostpartum PeriodAnimals, NewbornMacropodidaeLitter SizeSheep DiseasesThermographyColostrumAnimal HusbandrySwine DiseasesOxytocinParapoxvirusBody WeightIntestine, SmallWeight GainImmunity, Maternally-AcquiredProlactinRandom AllocationParityGoatsLactaseIntestinesSheepSus scrofaPapillomaPasteurella InfectionsDisaccharidasesEnterotoxinsKetone BodiesReoviridae InfectionsBreedingTime FactorsRats, Inbred StrainsAnovulationIleumPhysical StimulationCheeseAgingCorynebacteriumEstrusDiarrheaLuteinizing HormoneStaphylococcusTrichinellaJejunumMaternal BehaviorQuantitative Trait, HeritableIndustrial MicrobiologyLiverRotavirusAnestrusOrgan SizeAnimal Nutritional Physiological PhenomenaPressureIntestinal MucosaSucraseParturitionRotavirus InfectionsLactoseSex RatioBreast FeedingMaternal-Fetal ExchangeMycoplasma hyopneumoniae