In December, eagles concentrate in Pasagshak and Kodiak. Up to 3,500 bald eagles feed on late runs of salmon in the Chilkat River near Haines. Between May and August, the Nome area hosts a variety of Asian birds, shore birds, and raptors. The Australian emu holds the land speed record for birds at 31 mph. Pigs killed off the dodo bird In 1681, the last dodo bird died.
Some birds use stars to orientate themselves during migration.
They say that reptiles were laying eggs thousands of years before chickens appeared, and the first chicken came from an egg laid by a bird that was not quite a chicken. That seems to answer the question. The egg came first. Amend, Discuss, Correct Eleven species of common birds in England are dwindling fast, including sparrows, partridges and skylarks. The decline is attributed to increased use of pesticides.