Photo 30487362, (c) Secretaría de Medio Ambiente y Ordenamiento Territorial, some rights reserved (CC BY-NC), uploaded by Secretaría de Medio Ambiente y Ordenamiento Territorial

Attribution © Secretaría de Medio Ambiente y Ordenamiento Territorial some rights reserved Uploaded by smaot Source iNaturalist Mexico Associated observations Photos / Sounds What Ring-billed Gull (Larus delawarensis) Observer smaot Date January 1, 2000 12:02 AM CST Place ANP Presa La Purísima (Google, OSM) Date Added January 21, 2019 12:20 PM CST 4 IDs Research Grade View Sizes small medium large original