Hi Nick (and others)
Some of the earlier photos when there was only one known phoebe had me
agreeing with you, especially Adrian Lakin's photos from March 30th (
https://ebird.org/checklist/S132243026). However, I hadn't kept up with the
newer photos once it was confirmed there were two birds
Today I had the opportunity to study a reported pair of Black Phoebe at Lions
Open Space in northwest Fort Collins along the Poudre River, just south of
LaPorte, Colorado. These phoebes have generated some local controversy related
to genetic lineage or parentage. After studying them this
