[cobirds] Dinosaur Ridge - Denver Field Ornithologists (16 Mar 2023) 1 Raptors

Dinosaur Ridge - Denver Field Ornithologists Colorado, USA Daily Raptor Counts: Mar 16, 2023 --- SpeciesDay's CountMonth Total Season Total -- --- -- -- Black Vulture

[cobirds] Re: Singing dipper in Boulder

I had a pair of dippers on Boulder Creek near 3rd late yesterday afternoon, chattering but not singing. Dippers have a very surprisingly musical song--the first time I heard it was from a bird singing in the mouth of a culvert along a river in Alberta, with the culvert amplifying the song. On