Fire burning abstract texture background. Free public domain CC0 photo. https://www.rawpixel.com/image/6022029/photo-image-background-texture-public-domainFree Image from public domain licenseFree magnificent male mallard in lake image, public domain animal CC0 photo. https://www.rawpixel.com/image/5919868/photo-image-public-domain-nature-birdFree Image from public domain licenseSparrow, bird houses hanging on tree photo, free public domain CC0 image. https://www.rawpixel.com/image/5902926/photo-image-background-light-public-domainFree Image from public domain licenseHarrworking woman carrying basket , unknown location - 20 February 2016 https://www.rawpixel.com/image/6111360/photo-image-public-domain-green-natureFree Image from public domain licenseIncredible Hulk figurine, superhero cartoon character. Location unknown - Oct. 2, 2016 https://www.rawpixel.com/image/6111448/photo-image-public-domain-green-freeFree Image from public domain licenseFree child drawing with pencil notepad color image, public domain people CC0 photo. https://www.rawpixel.com/image/5926180/photo-image-public-domain-kid-personFree Image from public domain licenseFree breakfast bakery with raspberry on top image, public domain food CC0 photo. https://www.rawpixel.com/image/5926850/photo-image-public-domain-wood-fruitFree Image from public domain license