Science

CFO invites abstracts for presentations to be given during the science session on Saturday, May 4, 2024. Deadline Feb. 28th.

The goal of the project is to document Pinyon Jay sightings and activity. As of August 2023, 279 Colorado records have been submitted by 44 observers.

Rocky Mountain National Park is seeking experienced birders to assist with survey work in the backcountry in August 2023.

Dead geese are scattered on the ice of local lakes and reservoirs. Egg prices are over $7 per dozen and the shelves are still bare. Friends and social media posts are recommending removing our songbird feeders. What is going on?

Middle Park is your best bet for finding Cassia Crossbills in Colorado, but you’ll need sharp ears to tell them apart from the other Red Crossbills of the state.

The afternoon of September 21, 2022 was very gray with some rain. Linda Chittum and Ada Jones were driving country roads near Mack, Mesa County, Colorado looking for any birds that may be around on a dreary day. Read the article to hear Linda Chittum describe finding a Thick-billed Kingbird.

How unique? This singing Yellow Rail was only the second ever for Colorado (first was in 1906).

Based on research done as an undergrad at CU Boulder, Johanna Bean’s proposal to split two subspecies from Eastern Meadowlark has been accepted the the AOS. The new species is the Chihuahuan Meadowlark.

On Saturday, March 26, 2022, CFO jointly sponsored a field trip with Denver Field Ornithologists to search for an adult Slaty-backed Gull.