For the Birds Radio Program: Evolution of Birds at Feeders
Original Air Date: Dec. 21, 2009
Rerun Dates:
Dec. 28, 2018;
Dec. 7, 2015;
Dec. 8, 2014;
Dec. 26, 2013;
Dec. 29, 2011;
Dec. 15, 2010
Our feeders provide us a lot of pleasure and can be helpful to birds. They also can affect bird movements, and are even leading species to evolve.
