Description: English: Black grouse - recorded in 2022 in the northern Alps. Mostly rolling sounds audible. Date: 30 April 2022. Source: Own work. Author: Carl Steinbeißer.
Description: English: Black grouse - recorded in 2022 in the northern Alps during the mating season of the black grouse. Both rolling and hissing sounds of the black grouse audible. Date: 30 April 2022. Source: Own work. Author: Carl Steinbeißer.