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List some functions of bird feathers
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- Keratin is the main structural protein in feathers . Explain how the protein folds starting from the primary structure. Explain the different structuresDescribe the different types of bird feathers. What are the differences between crocodiles and alligators?Define the traits of birds that are related to flight
- Mention the functions of feathers?Most people know feathers are important for flight. What other functions do feathers serve?The special adaptations of birds contribute to two essentials for flight: more power and less weight. Explain how each of the following contributes to one or both of these two essentials: feathers, skeleton, muscle distribution, digestive system, circulatory system, respiratory system, excretory system, reproductive system.
- Explain how a bird’s wing produces lift. What features help to prevent stalling at low flight speeds? What features help to reduce drag?Using the table, give the different types of feathers, their location in the body of the bird, and their functions. (Explain in 1-3 sentences)Explain the arrangement of wings of the cockroaches.