Robuta

https://www.nps.gov/places/western-gull.htm Western Gull (U.S. National Park Service) western gull national park service https://www.nps.gov/chis/learn/nature/western-gull.htm Western Gull - Channel Islands National Park (U.S. National Park Service) channel islands national park western gull service https://idfg.idaho.gov/species/taxa/17188 Larus occidentalis (Western Gull) | Idaho Fish and Game Species Catalog idaho fish and game western gull larus occidentalis species