Birds

This article explains the situation of birds in the oil spill.
 * Bird Article:**
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[] Blue footed boobie bird! [] POOR OIL SPILL BIRDIES!!!!!

Information
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 * Characteristics
 * Body Structure
 * Feathers,wings, beak
 * Thin, hollow bones
 * Large sternum
 * Body Function
 * Very efficient lungs and air sacs
 * Unidirectional air flows
 * Four-chambered heart
 * Endotherms (warm-blooded)
 * Keen eyesight- 8-10x better than humans
 * Reproduction
 * Internal Fertilization
 * External development in amniotic egg
 * Hatchlings
 * Altricial- young hatch without feathers and are dependent on adults
 * Example: Red-tailed hawk
 * Precocid-young hatch fully feathured and follow mother; 10-15 eggs
 * Example: Turkey
 * Digestion
 * Large variety of diets
 * seeds, nectar, insects, small animals, carrion
 * beaks indicate diet
 * Feathers
 * Types
 * Flight- for flying
 * Contour- covers birds body
 * Down- used for insulation
 * Males are usually more brightly colored than females
 * Flight Adaptations
 * Feathers
 * Extremely light (may have evolved from scales)
 * No teeth
 * Hollow bones
 * Sternum allows for attachment of powerful flight muscles
 * Flight requires energy and efficiency
 * Heartbeat pumps blood carrying oxygen to muscles at 1,00 beats/minute
 * Air flows system is unidirectional, making it more efficient
 * Bird Taxonomy
 * Kingdom: Animalia
 * Phylum: Chordata
 * Subphylum:Vertebrata
 * Class: Aves
 * Flightless Birds
 * Example: Emperor Penguin
 * Largest Birds
 * Example: Ostrich
 * Smallest Bird
 * Example: Bee Hummingbird
 * Birds of Prey: talons and sharp beaks- raptors
 * Example: Hawks, owls, falcons, eagles

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