Blue-gray Gnatcatcher, a species more typical of extreme southern Ontario, near Peterborough Airport

Blue-gray Gnatcatcher (Polioptila caerulea) (1)
– Reported Jun 15, 2016 09:10 by Martin Parker
– Peterborough–Mervin Line, Peterborough, Ontario
– Map:
– Checklist:
– Comments: “observed. Continuing location”

Blue-gray Gnatcatcher – Karl Egressy