Photo 18321690, (c) Emily Dove Barton, some rights reserved (CC BY-NC), uploaded by Emily Dove Barton

Attribution © Emily Dove Barton some rights reserved Uploaded by emilydove Source iNaturalist Associated observations Photos / Sounds What Variable Checkerspot (Euphydryas chalcedona) Observer emilydove Date May 11, 2018 05:33 PM PDT Place Redwood Regional Park, Oakland, CA, US (Google, OSM) Date Added May 20, 2018 05:55 PM PDT 2 IDs Research Grade View Sizes small medium large original