Riverlands Migratory Bird Sanctuary. St. Charles county MO. Madison county IL.
Paul Bauer concurred the 1ST cycle Glaucous Gull:
coffee with a lot of cream colored:
An adult Kumlien's fed along the spillway wall:
stage 3 wing tip showing grey on only 4 tips:
Compare with this Kumlien's showing darker grey on 5 P-tips:
Gull could be rated Kumlien's X Thayer's on structure:
Bryan P. was photographing the Merlin along Confluence rd:
Lapland Longspurs were findable:
Remember birds evolved from reptiles:
did you ID them?