nesting, mating, hens, breeding, pupation, molting, poult, nestlings, precocial, oviducts, cowbird, pupae, farrowing, pullet, roosting, unfertilised, overwintering, yellowjacket, oestrus, phalaropes, larva, moulting, wintering, chicks, oviposition, pollination, caterpillars, estrous, fledge, estrous cycle, hatching, parasitoid, moths, foraging, instar, calving, periodical cicada, fungus gnat, insectivorous, linnets, redshank, bobolinks, insects, armyworm, tuataras, fertilization, lambing, spotted sandpiper, bagworm, diapause, silkworm, unbanded, broods, chickens, siskin, lesser yellowlegs, eider, fall webworm, rearing, fruiting, shrike, pollinating, fledglings, mantids, tadpole shrimp, corncrakes, catbirds, egg, trematodes, fawns, grackle, magicicada, olive ridley, wood stork, estrus, birds, photoperiod, killdeer, nonmigratory, sifaka, vesper sparrow, ladybird beetle, unfertilized, aphid, willet, robins, parasitize, shorebirds, turnstones, webworm, bobwhites, mosquitofish, insectivores, hatchlings, tadpoles, whitewing, hornworm, prosimians, midge, chaffinch, inflorescences, apple maggot

birth, birthing, giving birth, parturition

laying