Northern CopperheadPhoto by Grayson Smith/USFWS. Original public domain image from Flickr https://www.rawpixel.com/image/4028442/photo-image-nature-snakeFree Image from public domain licenseAmerican BisonThe largest mammal in North America, an adult male bison can weigh 2,000 pounds! Females are smaller, weighing… https://www.rawpixel.com/image/4028749/photo-image-animal-public-domainFree Image from public domain licenseAn example of the Medal of Honor for the US Army. Original public domain image from Flickr https://www.rawpixel.com/image/4043983/photo-image-gold-public-domainFree Image from public domain licenseSizergh Flowers. Original public domain image from Flickr https://www.rawpixel.com/image/4027101/photo-image-flower-plant-beeView licenseUnderwater life at Ripley's Aquarium in Myrtle Beach, South Carolina. https://www.rawpixel.com/image/2371194/underwater-life-ripleys-aquarium-myrtle-beach-south-carolinaFree Image from public domain licenseZebras standing in foliage and looking at the camera. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3288231/free-photo-image-animal-cc0-creative-commonsFree Image from public domain licenseCrescent, United States. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3298905/free-photo-image-astronomy-cc0-creative-commonsFree Image from public domain licenseBlanket flower (gaillardia) blossom in Conservation Stewardship Program (CSP) pollinator planting, Baker, Montana, August… https://www.rawpixel.com/image/3335797/free-photo-image-asteraceae-blanket-flower-blossomFree Image from public domain licenseEucalyptus leaves. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3301456/free-photo-image-acanthaceae-annonaceae-blossomFree Image from public domain licenseLake Ray Roberts, United States. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3300664/free-photo-image-aerial-view-building-cc0Free Image from public domain licenseRaven with dark feathers perches on a ledge at the zoo. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3302359/free-photo-image-agelaius-animal-bee-eaterFree Image from public domain licenseA large iguana appears to be saying "cheese" for the camera as it rests one arm over the edge of a rock and is looking… https://www.rawpixel.com/image/5975009/photo-image-public-domain-nature-animalFree Image from public domain licenseOcean Beach, San Francisco, United States. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3302866/free-photo-image-asphalt-cc0-creative-commonsFree Image from public domain licenseDried pyogo mushrooms. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3338583/free-photo-image-mushroom-agaric-amanitaFree Image from public domain licenseColorful lush mountainscape and green terrain in Connemara National Park. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3293542/free-photo-image-cc0-countryside-creative-commonsFree Image from public domain licenseAquamarine glacial meltwater at Mistaya Canyon - Banff NP. Original image from Wikimedia Commons https://www.rawpixel.com/image/3370851/free-photo-image-abies-cc0-coniferFree Image from public domain licenseThe Colosseum, Rome, Italy. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3340663/free-photo-image-amphitheater-amphitheatre-architectureFree Image from public domain license