By Tyler Hoar and Matthew A. Young:With August reports of spotty berry crops across the eastern Boreal forest, we knew there would be at least a small movement southward of Pine Grosbeaks. What was ...
Flight Directions of Boreal Finches in the Irruption of 2020
by Bill Evans: As this year’s broad-spectrum finch irruption expanded, I happened to be taking a daily core sample of morning flight activity from a vista walking distance from my home, ~8 miles south ...
Irruption Alert: Hoary Redpolls Are All Over And Here’s How to Find Them
By Ryan F. Mandelbaum:Dedicated finch fans know that it’s worth scanning every Common Redpoll flock for their frostier, even more boreal cousin: the Hoary Redpoll. Telling the two species apart can be ...
The Redpoll Complex: Redpolls, redpolls, redpolls…….and the usual cautionary tales.
By Matthew A. Young:One of the things we, the Finch Research Network (FiRN), plan to do for the birding and ornithological communities, is to help with tough finch identifications, and there’s ...
All About Green Morph Pine Siskins
By Ryan F. Mandelbaum and Matthew Young:Pine Siskins are hard to come by in much of the country during most winters, but this past fall’s irruption has made them regulars at many local birding spots, ...
A Lesser-Known Irruption Is Occurring in the West
By Ryan F. Mandelbaum:While finch fans are experiencing a banner year for boreal birds in the Eastern United States, birders in the West have their own finches on the move.Lawrence’s Goldfinches are ...