Crest (feathers) Crest (feathers) The crest is a prominent feature exhibited by several bird and other dinosaur species on their heads. The crest is made up of semiplume feathers: a long rachis with barbs on either side. These are plumulaceous feathers, meaning that they are soft and bendable. In birds, these semiplumes are common along the head, neck, and upper back, and may be used for buoyancy and sensing vibrations. Crests on birds are generally used for display purposes. Cockatoos and their smaller cousins, cockatiels, are part of the parrot family Cacatuidae found in Australia, the Bismarck Archipelago and the Philippines, and
Bird on a Wire (film) various ways by the animals. Wounded, Rick winds up suspended over a tiger in a pit, requiring Marianne to save him. Not quite able to reach him, he offers her the extra incentive of marriage and children, which does the trick. They are then seen boating into the sunset in the Caribbean. "Bird on a Wire" gained a mixed to negative reception. The film holds a 32% rating on Rotten Tomatoes, based on 22 reviews. Audiences polled by CinemaScore gave the film an average grade of "B+" on an A+ to F scale. "Bird on a Wire" debuted at #1