What is the meaning of hooked beak?

How many different breeds of Cockatoo are in Australia? How long can seagulls hold their breath? What is the home to 24 emperors? Is it legal to have a pet macaw? What is a black swans migration pattern? What eats an peacock? Why does a single male quail make a horrible single squawk every 8 seconds for hours? Is peacock bass fishing legal? Do all diving birds carry their young on their backs? What is turkey split in two by? Is grey goose made from wheat? Are there hummingbirds in Newfoundland Canada? How did the bowerbird become endangered? How did aboriginals prepare kookaburra? What is young chicken in french? What is beige rust forest green gray calico? Is the mocking birds ability to copy humans and birds true or false? Can anyone advise you on what lung or throat problems a beagle might get with symptoms being a dry cough or gagging followed by at attempt to throw something out or up? What does a eastern screech owl eat? In The Secret Garden what is the name of Dickons crow?