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Ruffed Grouse - Some Birds Sing, Other's Drum -Did You Know Birding?( episode 12) Lesley the Bird Nerd 9:01 6 years ago 71 207 Скачать Далее
Ruffed Grouse drumming and presenting/displaying Michigan Nature and Wildlife 0:31 3 years ago 3 820 Скачать Далее
Watch a ruffed grouse 'drum' in the Maine woods Bangor Daily News 2:09 2 years ago 3 208 Скачать Далее
Ruffed Grouse Vocalizes Before Taking Off From Feeder Platform – Oct. 17, 2018 Cornell Lab Bird Cams 1:33 5 years ago 54 806 Скачать Далее
