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behind the protuberance. If the fetus has testes and the testes produce testosterone, and if the cells of the genitals respond to the testosterone, the outer urogenital folds swell and fuse in the midline to produce the scrotum; the protuberance grows larger and straighter to form the penis; the
942:
are flat worms widely used in biological research. There are sexual and asexual planaria. Sexual planaria are hermaphrodites, possessing both testicles and ovaries. Each planarian transports its excretion to the other planarian, giving and receiving sperm.
1051:
can take place. Within each pollen grain is a male gametophyte, which consists of only three cells. In most flowering plants, the female gametophyte within the ovule consists of only seven cells. Thus there are no sex organs as such.
861:) have this orifice, from which they excrete both urine and feces in addition to serving reproductive functions. Excretory systems with analogous purpose in certain invertebrates are also sometimes referred to as cloacae.
785:
The development of the internal and external reproductive organs is determined by hormones produced by certain fetal gonads (ovaries or testicles) and the cells' response to them. The initial appearance of the
1205:
446:, while males have only one for the urethra. Male and female genitals have many nerve endings, resulting in pleasurable and highly sensitive touch. In most human societies, particularly in
1687:
821:
affecting the structure and function of genitalia, they form an organ system that evolves rapidly. A great variety of genital form and function may therefore be found among animals.
337:
during sperm transfer"; female genitalia are defined as "those parts of the female reproductive tract that make direct contact with male genitalia or male products (sperm,
1728:
1077:
Similar gametangia that are similar are known as isogametangia. While male and female gametangia are known as heterogametangia, which occurs in the majority of fungi.
1195:
911:
mating and the deposition of eggs are known collectively as the external genitalia, although they may be largely internal; their components are very diverse in form.
1767:
742:
304:. They also produce most of the primary hormones that affect sexual development, and regulate other sexual organs and sexually differentiated behaviors.
1279:
2397:
1419:
1074:. In some fungi, the sex organs are indistinguishable from each other but, in other cases, male and female sex organs are clearly different.
1708:
1683:
1316:
1238:
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1982:
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of offspring. Sex organs are found in many species of animals and plants, with their features varying depending on the species.
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234:
1000:, which in turn develop into gametophytes. Any sex organs that are produced by the plant will develop on the gametophyte. The
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1866:
1827:
1800:
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1626:
1599:
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333:, male genitalia are more strictly defined as "all male structures that are inserted in the female or that hold her near her
1833:
782:, determines the direction of the differentiation. The absence of it allows the gonads to continue to develop into ovaries.
2390:
1726:
Nature's Nether
Regions: What the Sex Lives of Bugs, Birds, and Beasts Tell Us About Evolution, Biodiversity, and Ourselves
1746:"Male reproductive behaviour of Naja oxiana (Eichwald, 1831) in captivity, with a case of unilateral hemipenile prolapse"
1097:
1951:
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837:) serves as the only opening for the reproductive, digestive, and urinary tracts (if present) in both sexes. All
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involves the union of the male and female germ cells, sperm and egg cells respectively. Pollen is produced in
2317:
1283:
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403:
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switze, International
Conference on Comparative Physiology 1992 Crans; Bassau, Short & (4 August 1994).
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likewise produce their sexually reproductive structures within the gametophytes contained within the
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The reproductive system of gastropods (slugs and snails) varies greatly from one group to another.
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693:
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2233:
2029:
2024:
1968:
1760:"Page:The Works of William Harvey (part 1 of 2).djvu/283 - Wikisource, the free online library"
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1618:
Male and Female
Circumcision: Medical, Legal, and Ethical Considerations in Pediatric Practice
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1535:
2342:
1179:
969:
901:
195:, but the sex organs themselves are inside the gametophytes within the pollen and the ovule.
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inner urogenital swellings grow, wrap around the penis, and fuse in the midline to form the
2277:
1232:
748:
645:
330:
1652:
Fanaroff and Martin's
Neonatal-Perinatal Medicine E-Book: Diseases of the Fetus and Infant
8:
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2174:
2142:
1433:
Langerhans, R. Brian; Anderson, Christopher M.; Heinen-Kay, Justa L. (6 September 2016).
521:
447:
379:
207:
71:
67:
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1513:
1413:
814:, such as patterns of pubic and facial hair and female breasts that emerge at puberty.
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2007:
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Eberhard, W.G., 1985. Sexual
Selection and Animal Genitalia. Harvard University Press
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435:
368:
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Manoharachary, C.; Tilak, K. V. B. R.; Mallaiah, K. V.; Kunwar, I. K. (1 May 2016).
1517:
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Hodges, Frederick
Mansfield S.; Denniston, George C.; Milos, Marilyn Fayre (2007).
1531:
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818:
791:
650:
604:
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451:
375:
245:
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Purves, William K.; Sadava, David E.; Orians, Gordon H.; Heller, H. Craig (2001).
1789:
Purves, William K.; Sadava, David E.; Orians, Gordon H.; Heller, H. Craig (2001).
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following female development. As primary sex organs, gonads generate reproductive
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represents a primary factor for genital evolution. Male genitalia show traits of
188:
2803:
2713:
2661:
2518:
2083:
1012:, have small gametophytes that develop inside the pollen grains (male) and the
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858:
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1305:
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492:
359:. However, gonads most likely evolved independently several times. At first,
329:, given the great variety in organs, physiologies, and behaviors involved in
79:
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In most plant species, an individual has both male and female sex organs (a
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Penile and clitoral structures are present in some birds and many reptiles.
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are the rest of the reproductive system, whether internal or external. The
200:
144:, visible at birth in both sexes, while the inner parts are referred to as
42:
1309:
873:
fish is determined by the shape of a fleshy tube behind the anus known as
74:
of an organism. Sex organs are responsible for producing and transporting
2808:
2733:
2634:
2496:
2481:
2375:
1451:
1434:
1242:. Vol. 22 (11th ed.). Cambridge University Press. pp. 2–5.
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180:
51:
47:
37:
582:
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2428:
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1705:
Comparative evidence for the evolution of genitalia by sexual selection
1564:
Daphne's Dance: True Tales in the
Evolution of Woman's Sexual Awareness
1001:
981:
973:
830:
752:
707: in this section. Unsourced material may be challenged and removed.
661:
552:
526:
176:
105:
1500:
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128:. The testicle in the male and the ovary in the female are called the
2750:
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2204:
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2157:
1087:
846:
838:
756:
1882:
Heritage, J.; Evans, E. G. V.; Killington, R. A. (26 January 1996).
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and pollen. The cones and pollen are not themselves sexual organs.
192:
113:
101:
1649:
Martin, Richard J.; Fanaroff, Avory A.; Walsh, Michele C. (2014).
1231:
810:
The process of sexual differentiation includes the development of
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2017:
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In animals (including humans), the male sex organs include the
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1912:
Mycology and
Microbiology (A Textbook for UG and PG Courses)
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241:
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2456:
2441:
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2012:
1320:. Vol. 23 (11th ed.). Cambridge University Press.
771:
463:
172:
168:
90:
32:
2798:
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2508:
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1991:
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764:
322:, is used to describe the externally visible sex organs.
301:
1854:
1788:
1881:
1960:
1939:
1943:
The
Evolution of Primary Sexual Characters in Animals
1694:
Trends in
Ecology & Evolution 19.2 (2004): 87-93.
1614:
1154:
Anatomy and Physiology: Understanding the Human Body
288:, a pair of internal sex organs, which diverge into
1648:
1256:. Biology.clc.uc.edu. 16 March 2001. Archived from
743:
List of homologues of the human reproductive system
206:Together, the sex organs constitute an organism's
1940:Leonard, Janet L.; Córdoba-Aguilar, Alex (2010).
794:with a small protuberance in the middle, and the
2827:
1530:
1181:ANATOMY PHYSIOLOGY OF FEMALE REPRODUCTIVE SYSTEM
151:In plants, male reproductive structures include
1282:. Emc.maricopa.edu. 18 May 2010. Archived from
450:ones, exposure of the genitals is considered a
179:for reproductive organs, which are part of the
66:, is a part of an organism that is involved in
27:Biological part involved in sexual reproduction
1560:
1435:"Causes and Consequences of Genital Evolution"
1364:
2391:
1976:
1157:. Jones & Bartlett Learning. p. 25.
89:Sex organs are typically differentiated into
1594:. Oxford University Press, US. p. 219.
1540:. University of Chicago Press. p. 583.
1391:
132:. All other sex-related organs are known as
1587:
1418:: CS1 maint: numeric names: authors list (
341:) during or immediately after copulation".
2405:
2398:
2384:
1983:
1969:
1888:. Cambridge University Press. p. 19.
1655:. Elsevier Health Sciences. p. 1522.
1398:. Cambridge University Press. p. 54.
1365:Schmidt-Rhaesa, Andreas (30 August 2007).
159:. Female reproductive structures, such as
148:, which in both sexes, are always hidden.
1499:
1450:
723:Learn how and when to remove this message
660:Human female external sex organs (shaved
457:In humans, sex organs/genitalia include:
438:, females have two genital orifices, the
268:Learn how and when to remove this message
1524:
1484:"Sexual selection and genital evolution"
1371:. Oxford University Press. p. 252.
1304:
1226:
1047:, which has the ovule at its base where
895:
803:. Each organ/body part in one sex has a
655:
546:
240:Relevant discussion may be found on the
31:
1481:
1298:
1146:
1144:
790:genitalia looks female-like: a pair of
551:Human male external sex organs (shaved
355:It is hard to find a common origin for
14:
2828:
1915:. Scientific Publishers. p. 328.
1684:Sexual selection and genital evolution
1682:Hosken, David J., and Paula Stockley."
1537:Hyman's Comparative Vertebrate Anatomy
737:Development of the reproductive system
252:to additional sources at this section.
167:and receive pollen for fertilization.
2379:
1964:
1591:Unpopular Privacy: What Must We Hide?
1220:
1150:
751:, sex organs originate from a common
382:that are driven by sexual selection.
1177:
1141:
996:. The sporophyte produces spores by
705:adding citations to reliable sources
676:
217:
112:; the female sex organs include the
70:. Sex organs constitute the primary
2079:Heterogametic sex / Homogametic sex
1946:. Oxford: Oxford University Press.
1815:
1561:Brigitta Olsen (15 November 2009).
1439:Integrative and Comparative Biology
1184:. Blue Rose Publishers. p. 14.
1098:Genital modification and mutilation
914:
419:genitals for males consists of the
292:following male development or into
155:in flowering plants, which produce
136:. The outer parts are known as the
82:and supporting the development and
24:
1933:
1836:from the original on 10 April 2023
1770:from the original on 25 March 2023
1208:from the original on 19 March 2023
1201:American Museum of Natural History
833:, a single posterior orifice (the
427:; for females, it consists of the
233:relies largely or entirely upon a
25:
2847:
1395:The Differences Between the Sexes
935:Reproductive system of planarians
921:Reproductive system of gastropods
2360:
2359:
2153:Evolution of sexual reproduction
1816:Pal, Nishant (6 December 2021).
880:
845:, some fish, and a few mammals (
824:
812:secondary sexual characteristics
681:
351:Evolution of sexual reproduction
222:
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1875:
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1809:
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992:produces sperm or egg cells by
692:needs additional citations for
175:, and some similar plants have
2261:Sexual reproduction in animals
1368:The Evolution of Organ Systems
1349:
1324:
1280:"Flowering Plant Reproduction"
1272:
1246:
1188:
1171:
672:
390:
213:
13:
1:
1588:Anita Allen (November 2011).
1567:. Brigitta Olsen. p. 9.
1134:
957:Plant reproductive morphology
404:Mammalian reproductive system
374:A consensus has emerged that
163:in flowering plants, produce
2133:Sex as a biological variable
2116:Simultaneous hermaphroditism
1858:Life: The Science of Biology
1792:Life: The Science of Biology
1715:Nature 393.6687 (1998): 784.
344:
7:
1822:. Independently Published.
1621:. Springer US. p. 10.
1311:"Reproductive System"
1080:
928:
10:
2852:
2271:Penile-vaginal intercourse
2111:Sequential hermaphroditism
1861:. Macmillan. p. 665.
1795:. Macmillan. p. 176.
1482:Simmons, Leigh W. (2014).
1118:Obstetrics and gynaecology
1059:
1019:
978:alternation of generations
953:Alternation of generations
950:
932:
918:
907:The organs concerned with
892:Insect reproductive system
889:
885:
740:
734:
401:
395:
385:
348:
318:, sometimes anglicized as
78:, as well as facilitating
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2308:
2141:
2101:Testis-determining factor
1998:
1885:Introductory Microbiology
1178:Deol, Pooja Soni (2023).
1151:Clark, Robert K. (2005).
1024:In flowering plants, the
946:
780:testis determining factor
774:, usually located on the
408:Human reproductive system
2042:Sex-determination system
1055:
1028:contain the sex organs.
902:genitalia of Lepidoptera
1990:
1724:Schilthuizen, M. 2014.
1711:27 January 2012 at the
1690:12 October 2017 at the
1336:Encyclopædia Britannica
1317:Encyclopædia Britannica
1239:Encyclopædia Britannica
1031:Sexual reproduction in
412:The visible portion of
300:containing inheritable
2407:Human regional anatomy
2025:Sexual differentiation
1039:and is carried to the
904:
817:Because of the strong
665:
556:
55:
36:The sex organs of the
2067:Temperature-dependent
899:
659:
550:
402:Further information:
35:
1731:14 June 2023 at the
763:into male or female
749:prenatal development
701:improve this article
522:Bulbourethral glands
308:Secondary sex organs
246:improve this article
134:secondary sex organs
2283:Hormonal motivation
2256:Fungal reproduction
2175:Reproductive system
1233:"Pollination"
1196:"Parts of a Flower"
380:divergent evolution
208:reproductive system
191:produce pollen and
72:sex characteristics
68:sexual reproduction
2288:Human reproduction
2266:Sexual intercourse
2251:Plant reproduction
1703:Arnqvist, Göran. "
1488:Austral Entomology
1452:10.1093/icb/icw101
1254:"Mosses and Ferns"
1066:The sex organs in
905:
666:
646:Bartholin's glands
557:
282:primary sex organs
146:internal genitalia
142:external genitalia
130:primary sex organs
64:reproductive organ
62:, also known as a
56:
2823:
2822:
2819:
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2373:
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2293:Lordosis behavior
2008:Sexual dimorphism
1922:978-93-86102-13-3
1895:978-0-521-44977-9
1868:978-0-7167-3873-2
1829:979-8-7799-0473-5
1802:978-0-7167-3873-2
1764:en.wikisource.org
1662:978-0-32329-537-6
1628:978-0-58539-937-9
1601:978-0-19-514137-5
1574:978-0-9842117-0-8
1547:978-0-226-87013-7
1501:10.1111/aen.12053
1405:978-0-521-44878-9
1378:978-0-19-856668-7
1286:on 8 October 2012
988:gametophyte. The
778:and encoding the
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444:urethral openings
436:placental mammals
369:natural selection
278:
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197:Coniferous plants
50:(red) and female
16:(Redirected from
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2328:Human sexuality
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917:
894:
888:
883:
875:genital papilla
859:marsupial moles
827:
745:
739:
729:
718:
712:
709:
698:
686:
675:
619:Fallopian tubes
532:Vasa deferentia
410:
398:
393:
388:
367:evolved due to
353:
347:
274:
263:
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254:
248:by introducing
239:
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23:
22:
15:
12:
11:
5:
2849:
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2125:
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2119:
2118:
2113:
2103:
2098:
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2096:
2091:
2084:Sex chromosome
2081:
2076:
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2069:
2064:
2059:
2054:
2049:
2039:
2038:
2037:
2032:
2022:
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2020:
2015:
2004:
2002:
1996:
1995:
1988:
1987:
1980:
1973:
1965:
1959:
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1953:978-0199717033
1952:
1935:
1932:
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1894:
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1696:
1675:
1661:
1641:
1627:
1607:
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1580:
1573:
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1546:
1523:
1474:
1445:(4): 741–751.
1425:
1404:
1384:
1377:
1357:
1348:
1323:
1308:, ed. (1911).
1306:Chisholm, Hugh
1297:
1271:
1245:
1230:, ed. (1911).
1228:Chisholm, Hugh
1219:
1187:
1170:
1163:
1139:
1138:
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1125:
1120:
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1060:Main article:
1057:
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1021:
1018:
948:
945:
933:Main article:
930:
927:
919:Main article:
916:
913:
890:Main article:
887:
884:
882:
879:
829:In many other
826:
823:
735:Main article:
731:
730:
689:
687:
680:
674:
671:
668:
667:
654:
653:
651:Skene's glands
648:
643:
638:
637:
636:
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621:
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472:
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397:
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389:
387:
384:
349:Main article:
346:
343:
339:spermatophores
276:
275:
244:. Please help
230:
228:
221:
215:
212:
26:
9:
6:
4:
3:
2:
2848:
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2329:
2326:
2325:
2324:
2321:
2319:
2316:
2315:
2313:
2311:
2307:
2299:
2298:Pelvic thrust
2296:
2294:
2291:
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2286:
2284:
2281:
2279:
2276:
2272:
2269:
2268:
2267:
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2259:
2257:
2254:
2252:
2249:
2247:
2244:
2240:
2237:
2235:
2232:
2231:
2230:
2229:Fertilization
2227:
2223:
2220:
2218:
2215:
2214:
2213:
2210:
2206:
2203:
2201:
2198:
2197:
2196:
2195:Gametogenesis
2193:
2191:
2188:
2186:
2183:
2181:
2178:
2176:
2173:
2171:
2168:
2164:
2161:
2159:
2156:
2155:
2154:
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2150:
2148:
2146:
2140:
2134:
2131:
2129:
2128:parasexuality
2126:
2124:
2121:
2117:
2114:
2112:
2109:
2108:
2107:
2106:Hermaphrodite
2104:
2102:
2099:
2095:
2092:
2090:
2087:
2086:
2085:
2082:
2080:
2077:
2073:
2072:Haplodiploidy
2070:
2068:
2065:
2063:
2060:
2058:
2055:
2053:
2050:
2048:
2045:
2044:
2043:
2040:
2036:
2033:
2031:
2028:
2027:
2026:
2023:
2019:
2016:
2014:
2011:
2010:
2009:
2006:
2005:
2003:
1997:
1993:
1986:
1981:
1979:
1974:
1972:
1967:
1966:
1963:
1955:
1949:
1945:
1944:
1938:
1937:
1924:
1918:
1914:
1913:
1905:
1897:
1891:
1887:
1886:
1878:
1870:
1864:
1860:
1859:
1851:
1835:
1831:
1825:
1821:
1820:
1819:Plant Biology
1812:
1804:
1798:
1794:
1793:
1785:
1769:
1765:
1761:
1755:
1747:
1741:
1735:. Penguin USA
1734:
1730:
1727:
1721:
1714:
1710:
1706:
1700:
1693:
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1685:
1679:
1664:
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1557:
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1478:
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1462:
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1440:
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1401:
1397:
1396:
1388:
1380:
1374:
1370:
1369:
1361:
1352:
1337:
1333:
1327:
1319:
1318:
1312:
1307:
1301:
1285:
1281:
1275:
1259:
1255:
1249:
1241:
1240:
1234:
1229:
1223:
1207:
1203:
1202:
1197:
1191:
1183:
1182:
1174:
1166:
1164:9780763748166
1160:
1156:
1155:
1147:
1145:
1140:
1129:
1126:
1124:
1121:
1119:
1116:
1114:
1113:Intimate part
1111:
1109:
1106:
1104:
1101:
1099:
1096:
1094:
1091:
1089:
1086:
1085:
1078:
1075:
1073:
1070:are known as
1069:
1063:
1053:
1050:
1049:fertilization
1046:
1042:
1038:
1034:
1029:
1027:
1017:
1015:
1011:
1007:
1003:
999:
995:
991:
987:
983:
979:
975:
971:
966:
964:
963:hermaphrodite
958:
954:
944:
941:
936:
926:
922:
912:
910:
903:
898:
893:
881:Invertebrates
878:
876:
872:
869:
865:
862:
860:
856:
852:
848:
844:
840:
836:
832:
825:Other animals
822:
820:
815:
813:
808:
807:counterpart.
806:
802:
797:
793:
789:
783:
781:
777:
773:
770:
766:
762:
761:differentiate
758:
755:during early
754:
750:
744:
738:
727:
724:
716:
706:
702:
696:
695:
690:This section
688:
684:
679:
678:
663:
658:
652:
649:
647:
644:
642:
639:
635:
632:
631:
630:
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614:
606:
603:
601:
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596:
593:
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571:
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563:
559:
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549:
543:
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538:
535:
533:
530:
528:
525:
523:
520:
518:
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513:
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503:
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494:
491:
489:
486:
485:
484:
481:
480:
479:
478:
474:
473:
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467:
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462:
461:
458:
455:
453:
449:
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441:
437:
432:
430:
426:
422:
418:
415:
409:
405:
400:
383:
381:
377:
372:
370:
366:
362:
358:
352:
342:
340:
336:
332:
328:
323:
321:
317:
313:
309:
305:
303:
299:
295:
291:
287:
283:
272:
269:
261:
251:
247:
243:
237:
236:
235:single source
231:This section
229:
220:
219:
211:
209:
204:
202:
198:
194:
190:
186:
182:
178:
174:
170:
166:
162:
158:
154:
149:
147:
143:
139:
135:
131:
127:
123:
119:
115:
111:
107:
103:
98:
96:
92:
87:
85:
81:
80:fertilization
77:
73:
69:
65:
61:
53:
49:
46:are the male
45:
44:
39:
34:
30:
19:
2629:
2547:Adam's apple
2217:spermatozoon
2179:
2145:reproduction
2094:Y chromosome
2089:X chromosome
2035:Virilization
2030:Feminization
1942:
1911:
1904:
1884:
1877:
1857:
1850:
1838:. Retrieved
1818:
1811:
1791:
1784:
1772:. Retrieved
1763:
1754:
1740:
1720:
1699:
1678:
1666:. Retrieved
1651:
1644:
1632:. Retrieved
1617:
1610:
1590:
1583:
1563:
1556:
1536:
1526:
1491:
1487:
1477:
1442:
1438:
1428:
1394:
1387:
1367:
1360:
1351:
1339:. Retrieved
1335:
1326:
1315:
1300:
1288:. Retrieved
1284:the original
1274:
1262:. Retrieved
1258:the original
1248:
1237:
1222:
1210:. Retrieved
1199:
1190:
1180:
1173:
1153:
1123:Oophorectomy
1108:Hysterectomy
1093:Emasculation
1076:
1065:
1030:
1023:
967:
960:
938:
924:
906:
866:
863:
855:golden moles
828:
816:
809:
801:penile raphe
784:
776:Y chromosome
746:
719:
710:
699:Please help
694:verification
691:
612:
611:
600:Labia minora
595:Labia majora
561:
560:
527:Epididymides
510:
509:
476:
475:
456:
448:conservative
433:
411:
399:
373:
354:
324:
319:
315:
307:
306:
281:
279:
264:
255:
232:
205:
150:
145:
141:
137:
133:
129:
106:epididymides
99:
88:
63:
59:
57:
41:
29:
18:Sexual organ
1668:24 November
1634:24 November
1494:(1): 1–17.
1128:Orchiectomy
1002:seed plants
990:gametophyte
974:land plants
900:The female
831:vertebrates
747:In typical
713:August 2021
673:Development
391:Vertebrates
325:In general
258:August 2021
214:Terminology
181:gametophyte
38:green algae
2836:Sex organs
2714:Fingernail
2278:Copulation
1999:Biological
1135:References
1072:gametangia
1016:(female).
982:sporophyte
980:between a
970:life cycle
847:monotremes
839:amphibians
805:homologous
753:primordium
741:See also:
662:pubic hair
553:pubic hair
331:copulation
177:gametangia
52:archegonia
48:antheridia
2630:Genitalia
2333:Mechanics
2310:Sexuality
2205:Oogenesis
2180:Sex organ
2170:Germ cell
2158:Anisogamy
1510:2052-1758
1461:1540-7063
1414:cite book
1341:21 August
1088:Andrology
976:involves
841:, birds,
757:gestation
605:Vestibule
537:Testicles
417:mammalian
414:eutherian
345:Evolution
316:genitalia
290:testicles
250:citations
242:talk page
193:egg cells
102:testicles
60:sex organ
2830:Category
2759:Buttocks
2679:Shoulder
2514:Mandible
2447:Forehead
2365:Category
2343:Activity
2239:Internal
2234:External
2123:Intersex
1840:25 March
1834:Archived
1774:25 March
1768:Archived
1729:Archived
1709:Archived
1688:Archived
1534:(1992).
1518:53690631
1469:27600556
1290:1 August
1264:1 August
1212:19 March
1206:Archived
1081:See also
1006:conifers
940:Planaria
929:Planaria
843:reptiles
613:Internal
573:Clitoris
562:External
517:Prostate
511:Internal
488:Foreskin
477:External
335:gonopore
320:genitals
284:are the
138:genitals
122:oviducts
114:clitoris
97:types.
2804:Toenail
2694:Forearm
2640:Scrotum
2586:Midriff
2576:Abdomen
2569:(Trunk)
2519:Occiput
2462:Eyebrow
2190:Meiosis
2163:Isogamy
1748:. 2018.
1332:"Gonad"
1037:stamens
1026:flowers
1020:Flowers
998:meiosis
994:mitosis
986:haploid
886:Insects
871:teleost
851:tenrecs
796:urethra
624:Ovaries
505:Scrotum
440:vaginal
425:scrotum
396:Mammals
386:Animals
365:ovaries
327:zoology
298:gametes
294:ovaries
185:flowers
161:pistils
153:stamens
118:ovaries
76:gametes
54:(brown)
2739:Little
2729:Middle
2709:Finger
2684:Axilla
2625:Pelvis
2618:Nipple
2613:Breast
2608:Thorax
2552:Throat
2529:Temple
2492:Tongue
2472:Eyelid
2212:Gamete
2185:Mating
2143:Sexual
2018:Female
1950:
1919:
1892:
1865:
1826:
1799:
1659:
1625:
1598:
1571:
1544:
1516:
1508:
1467:
1459:
1402:
1375:
1161:
1045:carpel
1041:pistil
984:and a
947:Plants
909:insect
868:Sexing
857:, and
835:cloaca
767:. The
641:Vagina
634:Cervix
629:Uterus
469:Female
361:testes
357:gonads
286:gonads
183:. The
169:Mosses
165:ovules
157:pollen
126:vagina
124:, and
108:, and
95:female
2789:Ankle
2769:Thigh
2724:Index
2719:Thumb
2699:Wrist
2689:Elbow
2662:Limbs
2645:Vulva
2635:Penis
2591:Navel
2581:Waist
2567:Torso
2524:Scalp
2497:Tooth
2482:Mouth
2452:Cheek
2001:terms
1514:S2CID
1068:fungi
1056:Fungi
1014:ovule
788:fetal
765:sexes
578:Glans
568:Vulva
498:Glans
493:Shaft
483:Penis
429:vulva
421:penis
314:term
312:Latin
201:cones
173:ferns
110:penis
84:birth
43:Chara
2809:Sole
2794:Heel
2784:Foot
2779:Calf
2774:Knee
2734:Ring
2704:Hand
2652:Anus
2603:Back
2557:Nape
2539:Neck
2477:Nose
2457:Chin
2442:Face
2437:Hair
2429:Head
2421:Skin
2415:Body
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