Possible functions for these early feathers

1. 1. Which are more closely related to crocodiles: birds or lizards? Explain. 2. 2. Feathers evolved for purposes other than flight. What are some possible functions for these early feathers? 3. 3. List and describe three features of plants that help them avoid or reduce predation. 4. 4. You encounter the organisms: Homo sapien. What does the first term refer to? What does the second term refer to? 5. 5. What are the three key factors that influence species richness in an ecosystem?