Photo 29297099, (c) Nathan Cross, some rights reserved (CC BY-NC), uploaded by Nathan Cross

Attribution © Nathan Cross some rights reserved Uploaded by nathancross Source iNaturalist Associated observations Photos / Sounds What San Esteban Island × Sonoran Spiny-tailed Iguana (Ctenosaura conspicuosa × macrolopha) Observer nathancross Date December 18, 2018 03:04 PM MST Place Unnamed Road, Tucson, AZ 85743, USA (Google, OSM) Date Added December 18, 2018 04:45 PM CST 4 IDs Research Grade View Sizes small medium large original