birth, birthing, giving birth, parturition

reproductive, conceptus, procreation, fecundity, copulation, peppered moth, masculinisation, colouration, coloration, asexual reproduction, fossilization, fertilization, eyespots, propagation, oocyte, subadult, mating, fertility, spermatogenesis, hermaphroditism, estrous cycle, conception, pelage, mammary gland, gametes, predation, repro, ovules, masculinization, teleost, thermoregulation, introgression, holotype, oviducts, rhythmicity, oestrus, halftone, dimorphism, centrioles, ovipositor, placoderm, fidelity, baculum, pipefish, lacewing, illustrations, ambrotype, woodcut, species, spermatozoa, albumen, lyrebird, facsimiles, rotifer, offspring, hyrax, taxidermy, testis, lepidoptera, ruddy duck, ovulation, photoperiod, oviposition, flatfishes, morphogenesis, heterosis, phalluses, chromo, tuatara, caprine, teleost fish, colobus, sperm, parturition, colophon, agrobacterium tumefaciens, scaleless, multicellularity, polyandry, drosophila melanogaster, organismal, altarpieces, photogram, metazoan, phylogenies, prints, meadow vole, duotone, outbreeding, molluscan, placental mammal, insectivore, ontogeny, breeding, xenopus laevis, spawning, organogenesis, americanus, comparative anatomy, collembola, prosimians, outcrossing, reproductions, replication, recording, rendition, replica, adjustment, facsimile, fulfilment, preservation, production, delineation, recall, rendering, representation, adaptation, copying, imitation, translation, cloning, 50-50, accrued, accumulated, again, allocable, allocated, allowable, asset, at, belter, benefit, bumping, burdensome, calculate, calculating, caloric, cents, compensable, compute, cost

action replay, agamogenesis, amphimixis, crossbreeding, generation, interbreeding, miscegenation, multiplication, replay, sexual reproduction, sound reproduction, toy

., accurate, agamic, agamogenesis, agamogenetic, agamous, amethopterin, amphimixis, anisogametic, anisogamic, anisogamous, anisogamy, antiviral, apomictic, apomixis, apparatus urogenitalis, ascus, asexual reproduction, autotype, blastocladiales, blastogenesis, budding, castrate, cellular division, cell division, cell nucleus, clon, clone, copy, crossbreeding, definitive host, dictation, digital camera, digital photography, eunuch, facsimile, fission, fissiparity, folacin, folate, folic acid, gemmation, genitourinary apparatus, genitourinary system, hi-fi, high-fidelity, high fidelity, high fidelity sound system, imitate, interbreeding, isogamy, karyon, lithographic, methotrexate, methotrexate sodium, miscegenation, mono, monogenesis, monophonic, nucleus, order blastocladiales, parthenogenetic, primary sex character, primary sex characteristic, printing, printing process, pteroylglutamic acid, pteroylmonoglutamic acid, pullulation, recorded, reproductive organ, reproductive structure, schizogony, secondary sex character, secondary sex characteristic, sexual, sexual reproduction, sex organ, single-channel, sound reproduction, sporulation, systema urogenitale, telephotography, tocopherol, tole, transcript, unfaithful, urinary apparatus, urinary system, urogenital apparatus, urogenital system, vegetal, vegetative, vitamin bc, vitamin e, vitamin m

biological process, organic process, sex, sexual activity, sex activity