California Research Species Woodpeckers 
10,000 Birds
APRIL 19, 2018
You probably know that I live where we have many, many woodpeckers. One of the most abundant woodpeckers in Oak Run , where I live, is the Acorn Woodpecker ( Melanerpes formicivorus ). During all these years I have never had woodpeckers of any species feeding at my hummingbird feeders, so I found this very odd.
10,000 Birds
MAY 24, 2017
I asked Virginia Guhin, Education Programs Coordinator of the Elkhorn Slough National Estuarine Research Reserve (ES NERR). I had never seen this species of kite before, but Guhin explained that they often hunted in the natural acres of the reserve. “What’s that?” Guhin knew without binoculars, “ White-tailed Kite ,” she identified.
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10,000 Birds
FEBRUARY 8, 2017
Breeding bird surveys appears to show the resplendent Allen’s Hummingbird (like Corey’s capture, above) in decline—but not in Southern California, where examination of eBird data reveals that members of a residential population appear to be faring much better than their migrating brethren. (To sports championships ).
10,000 Birds
JUNE 1, 2021
Pough “with illustrations in color of every species” by Don Eckelberry, Doubleday, 1946. The National Audubon Society Birds of North America covers all species seen in mainland United States, Canada and Baja California. The press material says it covers over 800 species, so you know I had to do a count.
10,000 Birds
FEBRUARY 1, 2012
The Red-breasted Sapsucker ( Sphyrapicus ruber ) and the Red-naped Sapsucker ( Sphyrapicus nuchalis ) were considered different forms of the Yellow-bellied Sapsucker ( Sphyrapicus varius ) until 1983 when they were split into separate species. The bird shown above arrived at my house at the end of October, a new species for my yard list!
10,000 Birds
APRIL 2, 2019
I like observing them, reading about them, grappling with species and subspecies identification, and even—on a good day—talking about sparrow taxonomy. Peterson Reference Guide to Sparrows of North America covers 61 species of the New World sparrow family Passerellidae that breed in Canada, the United States, and northern Mexico.
10,000 Birds
JULY 7, 2020
This is a delightful book, large (8-1/2 by 11 inches), filled with Sibley’s distinctive artwork and an organized potpourri of research-based stories about the science behind bird’s lives. His field guides are known for images that simultaneously portray notable field marks and also the ‘personality’ of a bird species.
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