Photo 60000089, (c) Eric Giles, some rights reserved (CC BY-NC), uploaded by Eric Giles

Attribution © Eric Giles some rights reserved Uploaded by ericgiles Source iNaturalist Canada Associated observations Photos / Sounds What Slaty-backed Gull (Larus schistisagus) Observer ericgiles Date December 13, 2018 02:08 PM HST Place Brantford, ON, Canada (Google, OSM) Date Added January 20, 2020 03:55 PM HST 2 IDs Research Grade View Sizes small medium large original