https://www.usa.gov/copyrighted-government-workshttps://www.rawpixel.com/image/4030227Edit ImageSaveSaveEditCropCustom TextBull FrogBull frog at John Heinz National Wildlife Refuge in Philadelphia, Pennsylvania.Credit: Bill Buchanan/USFWS. Original public domain image from FlickrMorePublic DomainFree CCO U.S. Government image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 1200 x 867 px | 300 dpiLarge JPEG 1800 x 1301 px | 300 dpiFree DownloadBull FrogMore