Male in full breeding plumage. FOS for this location in past years ranged between May 1 (2016) and May 7 (2019).
Willem van Vliet-- Boulder -- You received this message because you are subscribed to the Google Groups "Colorado Birds" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/cobirds/09105e4f-a1e3-4496-9efd-d05250e36f85%40googlegroups.com.
