Dunnock system can be shifted from one that favours female success (polyandry), to one that promotes male success (monogamy, polygynandry, or polygyny). The dunnock builds a neat nest (predominantly from twigs and moss and lined with soft materials such as wool or feathers), low in a bush or conifer, where adults typically lay three to five unspotted blue eggs. Broods, depending on the population, can be raised by a lone female, multiple females with the part-time help of a male, multiple females with full-time help by a male, or by multiple females and multiple males. In pairs, the male and the
Sabu also called Ibebi Sabu also called Ibebi Sabu called Ibebi was a High Priest of Ptah during the reigns of Kings Unas and Teti. Sabu's mastaba in Saqqara (Mariette's E1) contains several inscriptions showing how the pharaoh favored him. Sabu called Ibebi and his son Ptahshepses share a double mastaba (E 1 and E2). The inscriptions specifically mention that Sabu served under Unas and was later much honored by Teti. His titles and epithets include: "High priest of Ptah, cup-bearer of the king, master of secret things of the king in his every place, honored by the king, high priest of Ptah, attached