https://www.usa.gov/copyrighted-government-workshttps://www.rawpixel.com/image/4029060Edit ImageSaveSaveEditCropCustom TextNorthern Water SnakeNorthern water snake at the Horseshoe Bend unit of Port Louisa National Wildlife Refuge in Iowa.Photo by Jessica Bolser/USFWS. Original public domain image from FlickrMorePublic DomainFree CCO U.S. Government image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 1200 x 829 px | 300 dpiLarge JPEG 2048 x 1415 px | 300 dpiFree DownloadNorthern Water SnakeNorthern water snake at the Horseshoe Bend unit of Port Louisa National Wildlife Refuge in Iowa.Photo by Jessica Bolser/USFWS. Original public domain image from FlickrMore