Ring-billed Gull, Wharf, Washington DC
Yellow-legged Gull, Forum, Rome
Ring-billed Gull, Wharf, Washington DC
Ring-billed Gull, Wharf, Washington DC
Ring-billed Gull, Wharf, Washington DC
Ring-billed Gull, Wharf, Washington DC
Ring-billed Gulls, Wharf, Washington DC
Ring-billed Gull, Wharf, Washington DC
Ring-billed Gulls, Wharf, Washington DC, motion study
Ring-billed Gulls, Wharf, Washington DC, motion study