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Chapter 21-Birds

Chapter 21-Birds. Class Aves- Birds. ~8,700 species Forelimbs modified into wings Amniotic eggs (hard-shelled) Scaled feet and legs Strong, light-weight skeleton Endothermic metabolism (104 ° F to 108 ° F) Completely divided ventricle

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Splish! Splash! Animal Baths

Splish! Splash! Animal Baths. beasts. Beasts are animals other than human beings. Lions and bears are beasts . Describe some beasts you know about. itches. Itches are feelings on the skin that make you want to scratch. After I walked through poison ivy, I had many itches .

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