Swift Nights Out: September 11 – 13, 2020
Swift Night Out is the weekend for official counts of roosting Chimney Swifts. The swifts provide a spectacle as they swirl in the air, only to drop into a chimney for the night. The counts help scientists to follow swift populations.
Swift Nights Out: September 11 – 13, 2020 Read More »




My compulsion to count Chimney Swifts began on August 7 and lasted until October 11 after I had not seen any swifts for two consecutive nights. I counted the avian migrants for 56 nights as they sought evening shelter in chimneys in or near Delaware County during their autumn journey to Colombia, Ecuador, Peru, and the northwest corner of Brazil.