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David Allen Sibley’s Followers (150)
David Allen Sibley
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David Allen Sibley isn't a Goodreads Author
(yet),
but they
do have a blog,
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their feed.
Identification of Eastern and Western Warbling Vireos
Summary: In practice virtually all will be identified presumptively by range. Positive identification depends on careful analysis of details of song (but questions remain about variation in song). Positive identification of silent birds is not possible on current knowledge. The Warbling Vireos were considered a single continent-wide species until 2025, when two species – Eastern […]
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The Sibley Guide to Birds
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published
2000
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13 editions
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What It's Like to Be a Bird: From Flying to Nesting, Eating to Singing—What Birds Are Doing, and Why
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published
2020
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8 editions
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The Sibley Field Guide to Birds of Eastern North America
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published
2003
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5 editions
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The Sibley Guide to Bird Life & Behavior
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published
2001
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9 editions
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The Sibley Field Guide to Birds of Western North America
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published
2003
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7 editions
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Sibley's Birding Basics
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published
2002
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9 editions
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The Sibley Guide to Trees
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published
2009
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2 editions
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The Sibley Birder's Life List and Field Diary
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Birds of Instagram: Extraordinary Images from Around the World
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The Trees of North America: Michaux and Redouté's American Masterpiece
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“The Peregrine Falcon is the fastest animal in the world, capable of speeds of at least 242 miles per hour and potentially more than 300 miles per hour, and is able to make turns that generate 27 Gs (one G is the force of gravity, and humans lose consciousness at 9 Gs).”
― What It's Like to Be a Bird: From Flying to Nesting, Eating to Singing—What Birds Are Doing, and Why
― What It's Like to Be a Bird: From Flying to Nesting, Eating to Singing—What Birds Are Doing, and Why
“Birds can sleep with one eye open, resting one half of their brain at a time. Some birds spend the entire winter in the air, and even sleeping while flying.”
― What It's Like to Be a Bird: From Flying to Nesting, Eating to Singing - What Birds Are Doing, and Why
― What It's Like to Be a Bird: From Flying to Nesting, Eating to Singing - What Birds Are Doing, and Why
“It can be difficult to accept the fact that a lot of birds have to be identified as “possible” or “probable.”
― Sibley's Birding Basics
― Sibley's Birding Basics
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Topics Mentioning This Author
| topics | posts | views | last activity | |
|---|---|---|---|---|
| The History Book ...: BIRDING AND BIRD WATCHING | 53 | 163 | Jun 01, 2020 10:24PM | |
| Retro Chapter Chi...: ¢ Free and Cheap Deals 2020 ¢ | 314 | 32 | Dec 26, 2020 05:01PM |
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