Clutch SizeNesting BehaviorOvipositionReproductionEgg ShellCharadriiformesOviparityOvumPasseriformesSongbirdsSexual Behavior, AnimalDinosaursLizardsPaternal BehaviorPair BondBirdsEgg YolkSex RatioBody SizeColubridaePaternityTurtlesBreedingArguloidaAnseriformesLitter SizePredatory BehaviorTerritorialityJaw Relation RecordWaspsBiological EvolutionFertilityFinchesGastropodaSeasonsInseminationSnailsCompetitive BehaviorEnvironmentMalusMaternal BehaviorAnuraImmunocompetenceIntroduced SpeciesParasitesParasitic DiseasesFossils