Thursday, October 26, 2017

Warbler Guy, is it possible to ID the "Audubon's" Yellow-rumped Warbler vs. the "Myrtle" subspecies by call notes? Where do I learn more about telling call notes by bird species?

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Good question, Kristen: Here's one general answer, that I dare say is also an oversimplification of this complex topic. First, you a...
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Monday, October 16, 2017

Warbler Guy, I'm planning an upcoming California birding tour and want to go with a San Francisco birding guide. As I prepare, where do I check for "rare" bird alerts that will reveal which rare California bird species are recent sightings?

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Hi Davey: Here's the answer to your question, above: To see recent bird species sightings throughout California, feel free to check:...
Tuesday, September 26, 2017

Warbler Guy, are Myrtle and Audubon Yellow-rumped Warbler their own species? Or subspecies?

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Fine question, Jerry (in Chicago). As brief background, in 2017 the American Ornithological Society (AOS) voted down a measure that wo...
Tuesday, September 12, 2017

Warbler Guy, which warblers are the most confusing to identify because they look like other species? Any tips to identify look-alike warblers?

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Jamie (in Boston), I like the pictorial guide to confusing look-alike species in  The Warbler Guide ("Comparison Species" corresp...
Wednesday, August 30, 2017

Warbler Guy, last time I wrote you mentioned late summer is when the initial waves of wood-warblers start migrating, correct? Migrating warblers occur through which date in the Midwest? Warbler dispersal begins when, please?

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Joey (in Chicago): Interesting question that you pose given a recent report from Ryan Brady, an ornithologist/bird researcher/scientist fo...