Common cuckoo of two years. More than 100 host species have been recorded: meadow pipit, dunnock and Eurasian reed warbler are the most common hosts in northern Europe; garden warbler, meadow pipit, pied wagtail and European robin in central Europe; brambling and common redstart in Finland; and great reed warbler in Hungary. Female common cuckoos are divided into gentes – groups of females favouring a particular host species' nest and laying eggs that match those of that species in color and pattern. Evidence from mitochondrial DNA analyses suggest that each gene may have multiple independent origins due to parasitism of specific hosts
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