Editing Cervix (section)

==Animals==
Female marsupials have [[Marsupial#Female reproductive system|paired uteri and cervices]].<ref name="Tyndale-Biscoe2005">{{cite book| vauthors = Tyndale-Biscoe CH |title=Life of Marsupials|url=https://books.google.com/books?id=KqtlPZJ9y8EC|year=2005|publisher=Csiro Publishing|isbn=978-0-643-06257-3}}</ref><ref name="Tyndale-BiscoeRenfree1987">{{cite book| vauthors = Tyndale-Biscoe H, Renfree M |title=Reproductive Physiology of Marsupials|url=https://books.google.com/books?id=HpjovN0vXW4C|date=30 January 1987|publisher=Cambridge University Press|isbn=978-0-521-33792-2}}</ref> Most [[eutheria]]n (placental) mammal species have a single cervix and a single, bipartite or bicornuate uterus. [[Lagomorph]]s, rodents, aardvarks, and hyraxes have a duplex uterus and two cervices.<ref name=feldhamer>{{cite book | vauthors = Feldhamer GA, Drickamer LC, Vessey SH, Merritt JF, Krajewski C |title= Mammalogy: Adaptation, Diversity, Ecology |publisher=JHU Press |location= Baltimore, MD |date=2007 |page=198 |isbn=9780801886959 |url= https://books.google.com/books?id=udCnKce9hfoC }}</ref><!-- cites previous 3 sentences --> Lagomorphs and rodents share many morphological characteristics and are grouped together in the clade [[Glires]]. Anteaters of the family [[Myrmecophagidae]] are unusual in that they lack a defined cervix; they are thought to have lost the characteristic rather than other mammals developing a cervix on more than one lineage.<ref name=novacek>{{cite journal | vauthors = Novacek MJ, Wyss AR | title = Higher-Level Relationships of the Recent Eutherian Orders: Morphological Evidence | journal = Cladistics | volume = 2 | issue = 4 | pages = 257–287 | date = September 1986 | pmid = 34949071 | doi = 10.1111/j.1096-0031.1986.tb00463.x | s2cid = 85140444 }}</ref><!-- cites previous 3 sentences --> In [[domestic pig]]s, the cervix contains a series of five interdigitating pads that hold the boar's corkscrew-shaped penis during copulation.<ref>{{cite web|url=http://livestocktrail.illinois.edu/swinerepronet/paperDisplay.cfm?ContentID=6274|title=The Female - Swine Reproduction|website=livestocktrail.illinois.edu|language=en|access-date=2017-03-07|archive-date=2022-02-10|archive-url=https://web.archive.org/web/20220210052921/http://livestocktrail.illinois.edu/swinerepronet/paperDisplay.cfm?ContentID=6274|url-status=dead}}</ref>