1. Protection and management of natural resources
2. Process of being separated or alone
3. Species at risk of extinction
4. Incapable of flying
4. Light, specialized outgrowths of bird's skin
5. Under the risk of endangerment
6. Structure built by birds for laying eggs
7. Remains or impressions of an ancient organism
8. Moving about without a fixed location
9. Body of land surrounded by water
10. Native or restricted to a particular area
11. No longer in existence
12. Ability to move through the air using wings
13. Reproductive structure containing developing offspring
14. Bony limbs that support the body