North America Research Science Species 
10,000 Birds
JUNE 1, 2021
Pough “with illustrations in color of every species” by Don Eckelberry, Doubleday, 1946. And now we have the third iteration in Audubon’s guide book history: National Audubon Society Birds of North America. The press material says it covers over 800 species, so you know I had to do a count.
10,000 Birds
MARCH 4, 2014
Where did the Coney Island Gray-hooded Gull come from, Africa or South America? I kept wishing I had Rare Birds of North America , by Steve N. I had just started reading it, but I knew that this was the book my birding friends, in fact all North American birders who are fascinated by vagrants, have been waiting for.
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10,000 Birds
OCTOBER 6, 2015
Here are some things I’ve learned from the Peterson Reference Guide to Owls of North America and the Caribbean by Scott Weidensaul: The Burrowing Owl is the only North American owl species where the male is larger than the female, albeit, only slightly larger. And the term is ‘non-reversed size dimorphism.’).
10,000 Birds
MAY 17, 2016
I want to alert you to a recent study (from April) that looks at the plight of bird populations under conditions of climate change in Europe and North America. Data were collected from the North American Breeding Bird Survey and the Pan-European Common Birds Monitoring Scheme. Stephens et al. Stephens, Philip, et al.
10,000 Birds
MAY 23, 2023
What are the best field guides for birds in North America? Birders often venture into various habitats, such as forests, wetlands, grasslands, or coastal areas, to encounter different bird species. The primary objective of birding is to identify bird species based on their physical characteristics, behavior, and vocalizations.
10,000 Birds
FEBRUARY 17, 2015
The potpourri covers some interesting bird related science of the last few weeks, and the promise is this: I’ll get to that other stuff soon, I promise! If this was America, we might not be concerned because starlings are an invasive species, at least in North America. But not at all unexpected, really. __.
10,000 Birds
OCTOBER 5, 2021
Dragonflies and Damselflies of Costa Rica: A Field Guide by Dennis Paulson and William Haber fills a large gap in the field guide coverage of Costa Rica and continues the high level of excellence set by Paulson’s previous guides to dragonflies and damselflies of eastern and western North America. Paulson, William A. INTRODUCTION.
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