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eBird and Urban Planning: City Green Spaces

10,000 Birds

Birders who submit their checklists to eBird likely know that their data may be used to conduct research on avian migration, range, or population. It has also been used by researchers from other fields, such as economists. I emailed the Dr. Lopez and asked about this research and the use of eBird data.

Chicago 306
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Bird-Eating Fish

10,000 Birds

The research team reporting on these fish carried out a stable isotopic analysis to see what role Pigeons may play in the diet of these fish. Notable is the high degree of variation among the sampled catfish; only some of the fish are eating pigeons. The range of size of sampled catfish ranges from 0.9

Fish 262
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The origins of tanagers, warblers, and sparrows are coming into focus

10,000 Birds

They acknowledge that the confident positioning of these and other historically problematic taxa will require broader genetic sampling, however. The paper is by leading researchers F. A female Western Spindalis ( Spindalis zena ) on Grand Cayman © David J. Keith Barker, Kevin J. Burns, John Klicka, Scott M. Lanyon, and Irby J.

Sparrows 279
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A Birder Attends a (Virtual) Ornithology Conference – Part II

10,000 Birds

Because NAOC is so large, it is more accurate to say I sampled small parts of the enormous event. Faaborg was the first in a line of ornithologists who have graciously responded to my emails about their research, in that case leading to a short article on declines of Puerto Rican migratory birds.). by Eliza M.

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A Survey of U.S. Birders

10,000 Birds

Thus, the sample appears to skew young (late-30s) relative to my impression of the overall age of the birding community, likely a consequence using eBird as the pool of potential respondents. “A In other words, the researchers sought to determine attributes important to birders, and how those attributes rank relative to each other.

Minnesota 264
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Bird Litigation: Spotted Owl v. Barred Owl

10,000 Birds

A sample of this process is here.) Although the MBTA’s prohibitions are broad, there are many exceptions, including “take” for scientific research. FWS argued that the proposed “taking” of Barred Owls fell within this scientific research exception and, therefore, did not violate the MBTA.

Owls 178
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Climate Change And Birds: Europe vs. North America

10,000 Birds

The difference in the jitteryness of the lines has to do with sample size. There are way more North American birds in the sample than European, owing to differences in the quality of the data. The larger North American sample sizes smooth out the line.