Dunnock the female. Males try to ensure their paternity by pecking at the cloaca of the female to stimulate ejection of rival males' sperm. Dunnocks take just one-tenth of a second to copulate and can mate more than 100 times a day. Males provide parental care in proportion to their mating success, so two males and a female can commonly be seen provisioning nestlings at one nest. Other mating systems also exist within dunnock populations, depending on the ratio of male to females and the overlap of territories. When only one female and one male territory overlap, monogamy is preferred. Sometimes,
Sabu also called Tjety Sabu also called Tjety Sabu also called Tjety was the High Priest of Ptah in the Sixth Dynasty of Ancient Egypt, around 2300 BC. Sabu is mainly known from the remains of his mastaba in Saqqara (E.3). The inscriptions on the fragment of a false door were copied in the Nineteenth Century and present part of a biography. The fragments are today in the Egyptian Museum in Cairo. Sabu bears several titles including: "Greatest of the Directors of the Craftsmen in the two houses" ("wr ḫrpw hmwt m prwy" - this is the title held by the "High Priest of