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 Tjety Ptah"), "chief lector priest", "sole friend" and "count". The text mentions that before Sabu was made "High Priest of god Ptah" there were always two men holding this position. Sabu was the first man to hold the position solely. His chronological position within the Sixth Dynasty is uncertain. 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