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Birds

Birds. By Sierra Burnett ,. What Makes a Bird What It Is?. They are characterized by feathers. a beak with no teeth, the laying of hard-shelled, a four-chambered heart, and a lightweight skeleton. Appearance and Body Plan. They have beaks, feathers, and have a symmetrical body plan.

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Birds

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  1. Birds By Sierra Burnett,

  2. What Makes a Bird What It Is? They are characterized by feathers. a beak with no teeth, the laying of hard-shelled, a four-chambered heart, and a lightweight skeleton

  3. Appearance and Body Plan They have beaks, feathers, and have a symmetrical body plan.

  4. Structure and Importance of Their Feathers Feathers have thin fibers that attach and separate from each other. Feather are used for insulation, flight control, and are sometimes used by birds to attract mates.

  5. when do scientists think birds first appeared? 150 million years ago.

  6. Describe The Earliest Birds Archaeopteryx is said to be the first bird and is the size of a raven.

  7. How Do Scientists Think Birds Have Evolved Over Time? Scientists believe that birds are related to theropod dinosaurs (two –legged carnivores) like Deinonychus, and the “Jurassic bird” Archaeopteryx.

  8. What Adaptations Did Birds Evolve That Enabled Them To Fly?

  9. Methods OF Finding Food & Eating • The method of finding food varies by species. Many birds “glean” for insects, fruit, or seeds. Birds that eat nectar like humming birds have brushy tongues and a long beak to reach into the flowers to get the nectar. • “Glean”---to pick up small amounts of something

  10. Body Temperature Control

  11. Digestive System

  12. Respiratory System

  13. Circulatory System

  14. Excretory System

  15. Nervous System & Responses/Senses

  16. Movement

  17. Skin

  18. Reproductive System & Methods Of Reproduction

  19. Describe & Give Examples Of The Groups Of Birds

  20. Pelicans & Their Relatives

  21. Birds Of Prey

  22. Parrots

  23. Perching Birds

  24. Cavity-Nesting Birds

  25. Herons & Their Relatives

  26. Ostriches & Their Relatives

  27. Habitats Birds are found everywhere that can sustain life.

  28. Predators People ,Hawks, owls, falcons, raccoons, house cats, dogs, snakes, roadrunners, Crows, Jays, Grackles, Cowbirds, Squirrels & chipmunks. t5hey are all predators of birds.

  29. Adaptations To Avoid Predators

  30. Population Trends

  31. What Environmental Threats Are They Susceptible To?

  32. Current Research On Birds

  33. 5 summaries of current stories of Birds or Bird populations

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