Robuta

https://www.audubon.org/field-guide/bird/pigeon-guillemot Pigeon Guillemot | Audubon Field Guide Along the Pacific Coast from Alaska to California, the Pigeon Guillemot is generally found very close to rocky shores. Pairs may nest in colonies or in... pigeon guillemot audubon field guide https://www.fws.gov/media/pigeon-guillemot-2 Pigeon Guillemot | FWS.gov pigeon guillemot fws https://www.fws.gov/media/measuring-pigeon-guillemot-chick Measuring a Pigeon Guillemot Chick | FWS.gov pigeon guillemot measuring chick fws https://www.fws.gov/carp/species/pigeon-guillemot-cepphus-columba Pigeon Guillemot (Cepphus columba) | U.S. Fish & Wildlife Service pigeon guillemot cepphus columba fish wildlife service