Macaroni penguin arrival after the male until late in the incubation period. Both adults lose 36–40% of their body weight during this period. The second egg hatches around 34 days after it is laid. Macaroni penguins typically leave their breeding colony by April or May to disperse into the ocean. From the moment the egg is hatched, the male macaroni penguin cares for the newly hatched chick. For about 23 to 25 days, the male protects its offspring and helps to keep it warm, since only a few of its feathers have grown in by this time. The female brings food to
Empress of Germany's bird of paradise endemic to upper Ramu River and Huon Peninsula of northeastern Papua New Guinea. The male is polygamous and displays in communal lek. The diet consists mainly of fruits, insects and arthropods. One of the most heavily hunted birds of paradise in the plume hunting era, the Empress of Germany's bird of paradise was the first bird of paradise to breed in captivity. It was bred by Prince K. S. Dharmakumarsinhji of India in 1940. The name commemorates the German Empress and queen consort of Prussia, Augusta Victoria of Schleswig-Holstein. In the wild, the Empress of Germany's bird of paradise is