When did seagulls move to Tennessee?

Which bird is the national bird of Congo? How are the bald eagles baby born? Are Indian Runner Drakes always very aggressive? How does a peacock protect itself? What do ducks produce? Birds that start with b? Why was the sphinx buried in sand? What states are Bald Eagles found in the most? How long do Humboldt penguins live? Baby flamingos are called? How is quail used? Do both male and female bald eagles have white heads? What size should the hole in a bird box be for a chaffinch? What cry of long john silvers parrot? Is there a biblical meaning for cardinal red birds? Where does songthrush build her nest? How many eggs does a cockatiel have? How many times does a wren feed its chiks a day? What is the food chain for the Spotted Owl? Are parakeets from jungles?