Volunteer Brushing Down GraffitiRemoving graffiti is a tedious process that requires training, approved cleaning materials… https://www.rawpixel.com/image/9655083/image-face-person-eyeFree Image from public domain licenseElephant night landscape astronomy. https://www.rawpixel.com/image/13926222/elephant-night-landscape-astronomyView licenseVolunteer Brushing Down GraffitiRemoving graffiti is a tedious process that requires training, approved cleaning materials… https://www.rawpixel.com/image/9655079/photo-image-face-person-public-domainFree Image from public domain licenseCommon ostrich rhinoceros wildlife animal. https://www.rawpixel.com/image/14346066/common-ostrich-rhinoceros-wildlife-animalView licenseWhite rhinoceros wildlife elephant drinking. https://www.rawpixel.com/image/14345877/white-rhinoceros-wildlife-elephant-drinkingView licenseNational Park elephant animal mammal. https://www.rawpixel.com/image/14025019/national-park-elephant-animal-mammalView licenseNo text grassland wildlife savanna. https://www.rawpixel.com/image/14047894/text-grassland-wildlife-savannaView licenseTourists on elephant ride, Sauraha, Chitwan District, Nepal, November 2017. https://www.rawpixel.com/image/6198448/photo-image-public-domain-nature-peopleFree Image from public domain licenseElephant tourism, wildlife background. Free public domain CC0 image. https://www.rawpixel.com/image/6201623/photo-image-background-public-domain-natureFree Image from public domain licenseElephant ride in forest, Sauraha, Chitwan District, Nepal, November 2017. https://www.rawpixel.com/image/6198494/photo-image-public-domain-nature-personFree Image from public domain licenseTwo of the Nicholson children and their only cow, Shenandoah National Park, Virginia. Sourced from the Library of Congress. https://www.rawpixel.com/image/12304308/image-dog-face-cowFree Image from public domain licenseTourists on elephants, Sauraha, Chitwan District, Nepal, November 2017. https://www.rawpixel.com/image/6198521/photo-image-public-domain-nature-personFree Image from public domain licenseElephants by water in Zimbabwe. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3293983/free-photo-image-elephant-adventure-africaFree Image from public domain licenseBull bison graze along an ephemeral pool in Lamar Valley by Jacob W. Frank. Original public domain image from Flickr https://www.rawpixel.com/image/4038557/photo-image-nature-mountains-elephantFree Image from public domain licenseBull bison in the final stages of spring shedding by Jacob W. Frank. Original public domain image from Flickr https://www.rawpixel.com/image/4038588/photo-image-elephant-animalFree Image from public domain licenseTwo female Asian elephants with their babies grazing in Khao Yai National Park, Thailand. November 20, 2017. Original public… https://www.rawpixel.com/image/3371289/free-photo-image-animal-cc0-creative-commonsFree Image from public domain licenseBison graze in Lamar Valley while the Buffalo Fire smokes on a distant ridge by Neal Herbert. Original public domain image… https://www.rawpixel.com/image/4038663/photo-image-nature-elephantFree Image from public domain licenseA group of bison grazing with Druid Peak in the distanceby Jacob W. Frank. Original public domain image from Flickr https://www.rawpixel.com/image/4038579/photo-image-nature-mountain-elephantFree Image from public domain licenseMuskox and Geese - CAKRMuskox and Greater White-fronted Geese on vegetated beach ridges in front of the Igichuk Hills.… https://www.rawpixel.com/image/3392399/free-photo-image-talikoot-alaska-animalFree Image from public domain licenseTourists riding on elephants, Sauraha, Chitwan District, Nepal, November 2017. https://www.rawpixel.com/image/6198503/photo-image-public-domain-nature-peopleFree Image from public domain licenseElephant tourism, wildlife background. Free public domain CC0 image. https://www.rawpixel.com/image/6201625/photo-image-background-public-domain-natureFree Image from public domain licenseElephant veterinary service, Sauraha, Chitwan District, Nepal, November 2017. https://www.rawpixel.com/image/6198476/photo-image-public-domain-nature-personFree Image from public domain licenseElephant ride, Rhinoceros, Sauraha, Chitwan District, Nepal, November 2017. https://www.rawpixel.com/image/6198563/photo-image-public-domain-nature-personFree Image from public domain licenseBears 482 and 435 families gather the confluence of the Brooks River and Naknek Lake https://www.rawpixel.com/image/4031549/photo-image-plant-bird-elephantFree Image from public domain licenseA group of bison cows with their newborns by Jacob W. Frank. Original public domain image from Flickr https://www.rawpixel.com/image/4038582/photo-image-elephant-horseFree Image from public domain licenseTourists on elephant ride, Sauraha, Chitwan District, Nepal, November 2017. https://www.rawpixel.com/image/6198457/photo-image-public-domain-nature-peopleFree Image from public domain licenseBison crossing Yellowstone River by Jim Peaco. Original public domain image from Flickr https://www.rawpixel.com/image/4038226/photo-image-nature-fog-elephantFree Image from public domain licenseElephant veterinary service, Sauraha, Chitwan District, Nepal, November 2017. https://www.rawpixel.com/image/6198570/photo-image-public-domain-nature-personFree Image from public domain licenseReindeer north of WalesNPS Photo by Neal Herbert. Original public domain image from Flickr https://www.rawpixel.com/image/3392483/free-photo-image-alaska-animal-bering-land-bridge-national-preserveFree Image from public domain licenseBison in the road near Norris Geyser Basin Overlook by Jacob W. Frank. Original public domain image from Flickr https://www.rawpixel.com/image/4226077/photo-image-public-domain-tree-plantFree Image from public domain licenseSteller sea lionsNPS Photo/Jim Pfeiffenberger. Original public domain image from Flickr https://www.rawpixel.com/image/4039923/photo-image-elephant-animalFree Image from public domain licenseHandlers on elephants, Sauraha, Chitwan District, Nepal, November 2017. https://www.rawpixel.com/image/6198447/photo-image-public-domain-nature-peopleFree Image from public domain licenseTourists take elephant ride, Sauraha, Chitwan District, Nepal, November 2017. https://www.rawpixel.com/image/6198510/photo-image-public-domain-nature-personFree Image from public domain licenseElephant Flower (Pedicularis groenlandica). Original public domain image from Flickr https://www.rawpixel.com/image/3309671/free-photo-image-acanthaceae-blossom-cc0Free Image from public domain licenseTourists take elephant ride, Sauraha, Chitwan District, Nepal, November 2017. https://www.rawpixel.com/image/6198455/photo-image-public-domain-nature-personFree Image from public domain licenseBighorn sheep ramsThree bighorn sheep rams feeding in winter by Neal Herbert. Original public domain image from Flickr https://www.rawpixel.com/image/4039268/photo-image-tree-plant-elephantFree Image from public domain licenseElephant shelter, wild animal background. Free public domain CC0 photo. https://www.rawpixel.com/image/6201555/photo-image-background-public-domain-natureFree Image from public domain license