Winter 2021-22 should not be an irruption year, which would send finch species like the evening grosbeak from the arboreal forests of northern Canada south as far as backyard feeders in Pennsylvania.
New research from CU Boulder confirms that there are not, in fact, multiple species of Redpoll Finches, as previously thought For birders struggling to figure out what kind of Redpoll they’re watching ...
New research could ruffle some feathers in the birding world. It finds that Redpolls, a bird found in the Arctic that will sometimes come to the Southern latitudes during the winter and can be hard to ...
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