7-Letter Birds Starting with 'PO'

A Eurasian diving duck (Aythya ferina) of the Anatidae family, typically found in freshwater lakes and characterized in the male by a distinctive reddish-brown head, a black breast, and a pale grey back.

A massive, extinct eagle native to the South Island of New Zealand, recognized as the largest eagle to have ever existed and known as an apex predator that hunted moa.