Author Ryan F. Mandelbaum: This winter’s superflight of irruptive finches has been especially rewarding for many of us with bird feeders, as flocks of Pine Siskins, Common Redpolls, Evening ...
Common Redpoll
Irruption Alert: Redpolls Ride South In Perhaps Their Largest Push In Almost A Decade
By Tyler Hoar and Matthew Young: Redpolls are on the move this winter, and we’re perhaps looking at their biggest push south in almost a decade. Why is this, you ask? Redpolls follow birch ...