Photo 69469122, (c) seaslugin, some rights reserved (CC BY-NC), uploaded by seaslugin

Attribution © seaslugin some rights reserved Uploaded by seaslugin Source iNaturalist Associated observations Photos / Sounds What Forster's Tern (Sterna forsteri) Observer seaslugin Date April 26, 2020 09:40 AM PDT Place Mayfield Slough, Palo Alto, CA, US (Google, OSM) Date Added April 26, 2020 06:38 PM PDT 3 IDs Research Grade View Sizes small medium large original