Pigeon Guillemot (Cepphus columba adiantus) Northwest USA






















Pigeon Guillemot (Cepphus columba eureka) California Coast




Pigeon Guillemot (Cepphus columba kaiurka) Commander Islands












Snow’s Pigeon Guillemot (Cepphus columba snowi) Kamchatka Coast















Pigeon Guillemot (Cepphus columba adiantus) Northwest USA
Pigeon Guillemot (Cepphus columba eureka) California Coast
Pigeon Guillemot (Cepphus columba kaiurka) Commander Islands
Snow’s Pigeon Guillemot (Cepphus columba snowi) Kamchatka Coast