1 ฤดูกาล
24 ตอน
The National Geographic Guide to Birding in North America - Season 1 Episode 4
Take account of three further aids for bird identification. See how charting birds' distribution or geographical range provides much useful information about specific species. Grasp the benefits of knowing a bird's status, or abundance vs. rarity, and how status can change. Also study the factor of endemism, where birds are limited to one specific region, and the uses of this information.
- ปี: 2017
- ประเทศ: United States of America
- ประเภท: Documentary
- สตูดิโอ: Wonderium, The Great Courses
- คำสำคัญ: natural history, birding, educational, guide, science
- ผู้อำนวยการ: James Currie
- นักแสดง: James Currie
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