On way back from Golden-crowned Warbler, YEA thanks Glenn, stopped at Walker Gravel Pond and Nancy had spotted a loon. I believe it is a first summer Common Loon. Distant digiscope photos on list.
eBird Checklist – Walker Road Gravel Pond, Douglas County, Colorado, US – Tue May 22, 2018 – 8 species
Gregg Goodrich
Highlands Ranch