Photo 16602998, (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 Cliff Swallow (Petrochelidon pyrrhonota) Observer seaslugin Date April 28, 2018 09:24 AM PDT Place Shoreline Lake, Mountain View, CA, US (Google, OSM) Date Added April 28, 2018 09:25 AM PDT 3 IDs Research Grade View Sizes small medium large original