Sebastopol, from the Redoubt des Anglais. by Roger Fenton https://www.rawpixel.com/image/14284168/sebastopol-from-the-redoubt-des-anglais-roger-fentonFree Image from public domain licenseNorthern flickerGray bird with black spots and a bright red mustache singing from a tree branch Credit NPS/Andy Bridges.… https://www.rawpixel.com/image/4033935/photo-image-tree-plant-birdFree Image from public domain license20181028-FS-Boise National Forest-SD-Beetle-02A dead beetle. Lucky Peak Nursery, Boise National Forest. Forest Service photo… https://www.rawpixel.com/image/4034843/photo-image-animal-public-domainFree Image from public domain licenseNEW LONDON, Conn. -- Fall comes to the U.S. Coast Guard Academy campus Oct. 22, 2015. U.S. Coast Guard photo by Petty… https://www.rawpixel.com/image/5977108/photo-image-public-domain-bird-animalFree Image from public domain licenseGrizzly bear on Swan Lake Flats by Jim Peaco. Original public domain image from Flickr https://www.rawpixel.com/image/4039251/photo-image-animal-public-domainFree Image from public domain licenseHardangervidda National Park, Norway. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3298484/free-photo-image-adventure-animal-birdFree Image from public domain licenseA high view of wooded hills under a cloudy sky. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3290889/free-photo-image-abies-animal-birdFree Image from public domain licenseYoung CoyotePhoto by Grayson Smith/USFWS. Original public domain image from Flickr https://www.rawpixel.com/image/4028919/photo-image-baby-nature-dogFree Image from public domain licenseVariable sunbird perched on a branch. Original public domain image from Flickr https://www.rawpixel.com/image/3370614/free-photo-image-blue-birds-animal-beakFree Image from public domain license