Apparent family group of Olive-sided Flycatchers in mountain area of Colorado
I found an apparent family group of 3-4 Olive-sided Flycatchers on Thursday just southwest of Salida where the coniferous forest was edged by a deciduous riparian area at about 8,000 feet in elevation. There were at least 3 and maybe 4 Olive-sided Flycatchers and to have that many in one location would seem to indicate this was a family. Additional at times more than one of flycatchers perched near each other on a branch of one of the large cottonwood trees. Since it was late in the afternoon the lighting was poor plus the birds either perched high above or at a distance. The following information from Birds of North America online leaves open the possibility that the birds did not nest in this location: "Fledglings typically observed with adults on territory 10–15 d after fledging, but reported with adults near the nest up to 17 d (Wright 1997) and 19 d (Altman 1999) after fledging. Mearns (1890) suggested that family groups stay together until fall migration, and those ...