Robuta

https://www.usgs.gov/media/images/heermanns-gull-larus-heermanni Heermann's Gull (Larus heermanni) | U.S. Geological Survey A flock of heerman's gulls on the beach. heermann s gull larus heermanni geological survey https://www.nps.gov/prsf/learn/nature/hermanns-gull.htm Heermann's Gull - Presidio of San Francisco (U.S. National Park Service) presidio of san francisco national park heermann gull