The Mesosalpinx is a portion of the broad ligament that anchors the uterine tubes. The broad ligament covers the uterus anteriorly and posteriorly, fuses along its lateral margins and extends the lateral walls and floor of the pelvic cavity. Mesometrium is the portion of the broad ligament which anchors the uterus.
Couples who cohabit are characterized by a lower level of commitment when
compared to married couples. Cohabiting couples are two people who live
together but are not married. The form of relationship between the two people
is a loose relationship because it does not have a legal binding and they are
free to separate at any time.
The isolation barriers prevents two of the species to mate, resulting in them evolving into different species