Photo 580907, (c) Romey Swanson, some rights reserved (CC BY-NC), uploaded by Romey Swanson

Attribution © Romey Swanson some rights reserved Uploaded by romeyswanson Source iNaturalist Associated observations Photos / Sounds What Northern Cottonmouth (Agkistrodon piscivorus) Observer romeyswanson Date November 17, 2013 04:10 PM CST Place F-M 2431, Markham, TX, US (Google, OSM) Date Added November 17, 2013 04:12 PM CST Description DOR 4 IDs Research Grade View Sizes small medium large original