Photo 1399161, (c) cassidy, some rights reserved (CC BY-NC), uploaded by cassidy

Attribution © cassidy some rights reserved Uploaded by sluglust Source iNaturalist Associated observations Photos / Sounds What Hudson's Horned Dorid (Acanthodoris hudsoni) Observer sluglust Date December 4, 2014 Place 36.5415..., -121.93... (Google, OSM) Date Added December 5, 2014 10:54 AM PST Description 'trailing' pair 5 IDs Research Grade View Sizes small medium large original