Describe the most widely accepted hypothesis of the origin of birds and list characteristics of modern birds. ">Biology : 7.19 Birds Began as Feathered Reptiles


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Biology / 7.19 Birds Began as Feathered Reptiles

Click on textbook icon to go to the notes for this lesson and read topics "General Characteristics of Birds" through "Diversity of Birds" in Chapter 26, Section 26.2 Notes