By Matthew A. Young and Timothy J. Spahr: This certainly has been an interesting year and an interesting fall. Hopefully the irruption of finches and what the Finch Research Network (FiRN) has been ...
#irruptions
The Finches of Cloudland: A Love of the Rosy-Finch
By Dr. Lynne Spriggs O’Connor:On October 23rd, I received an exciting message from a friend who lives in Glacier National Park. Kelly is a birder and leads nature hikes through Glacier.“Saw lots of ...
Irruption Alert: How Far South Will Pine Grosbeaks Irrupt?
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: Astonishing Pine Siskin Nocturnal Migration
By Ryan F. Mandelbaum: On Sunday, October 11, Astronomer and Field Ornithologist Timothy Spahr captured sounds almost never heard in recorded history: the raspy call notes of Pine Siskins migrating at ...