Public domain. Cover image from Project Gutenberg ebook #65173.
Migration of Birds (1950)
Capítulos (20)
- Migration of Birds (1950) 0:00
- MIGRATION of BIRDS By FREDERICK C. LINCOLN 0:12
- MIGRATION of BIRDS 0:44
- The Mystery of Migration 6:19
- Advantages of Migration 12:30
- The Origin of Migration 15:16
- When Birds Migrate 24:26
- How Birds Migrate 36:06
- Where Birds Migrate 1:09:42
- Routes of Migration 1:22:12
- Evolution of Migration Routes 2:04:59
- Vertical Migration 2:11:04
- Vagrant Migration 2:12:54
- Perils of Migration 2:16:30
- Influence of the Weather on Migration 2:28:26
- Problems of Migration 2:32:37
- Conclusions 2:41:59
- Appendix II—Bird Banding 2:44:39
- Bibliography 2:48:44
- Index 3:11:51