Dunnock relatively lower success for females. In times of scarcity, female territories expand to accommodate the lack of resources, causing males to have a more difficult time monopolizing females. Hence, females gain a reproductive advantage over males in this case. The dunnock possesses variable mating systems. Females are often polyandrous, breeding with two or more males at once, which is quite rare among birds. This multiple mating system leads to the development of sperm competition amongst the male suitors. DNA fingerprinting has shown that chicks within a brood often have different fathers, depending on the success of the males at monopolising
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