Aquatic algae with a water beetle and its abdominal segments. Coloured etching, c. 1830. https://www.rawpixel.com/image/14016286/image-paper-cartoon-plantsFree Image from public domain licenseChickweed or stitchwort plant (Stellaria graminea) with an associated insect and its abdominal segments. Coloured etching… https://www.rawpixel.com/image/14011701/image-paper-flower-plantFree Image from public domain licenseHarpalus opacipennis (top view)NPS / Dani HatfieldUSA: Wyoming, Park County:Yellowstone NP WASH SouthPitfall Trap, Ele.… https://www.rawpixel.com/image/4038123/photo-image-animal-public-domainFree Image from public domain licenseCollops reflexusPhoto by Erik Oberg. Original public domain image from Flickr https://www.rawpixel.com/image/4038288/photo-image-animal-public-domainFree Image from public domain licenseChlaenis alternatus (side view)NPS / Christine MireUSA: Montana, Park CountyYellowstone NP GARD BasinPitfall Trap Ele.… https://www.rawpixel.com/image/4038126/photo-image-bee-animalFree Image from public domain licenseCarabus taedatus (top view)NPS / Christine Mire & BeckerUSA:Wyoming, Park County:Yellowstone NP Wash SouthPitfall Trap Ele.… https://www.rawpixel.com/image/4038120/photo-image-animal-public-domainFree Image from public domain licenseSmelter Cemetery, Where Employees of Asarco Smelter Works Can Be Buried. Photographer: Lyon, Danny. Original public domain… https://www.rawpixel.com/image/8803308/photo-image-soil-vintage-roadFree Image from public domain licenseCrabronid wasp (Crabronidae, Crabroninae)USA, TX, Travis Co.: AustinBrackenridge Field Laboratory https://www.rawpixel.com/image/8724143/photo-image-public-domain-animalFree Image from public domain licenseFiery Hunter Beetle (side view) - Calosoma tepidiumPhoto by Dani HatfieldUSA, Wyoming, Park County: Yellowstone… https://www.rawpixel.com/image/4038306/photo-image-animal-public-domainFree Image from public domain licenseSkeletonized Alder Leaves found in the Applewhite Picnic Area in Lytle CreekForest Service photo by Tania C. Parra. Original… https://www.rawpixel.com/image/4030352/photo-image-plant-leafFree Image from public domain licenseSeven insects, including an earwig, a glow worm and four different beetles. Engraving by G. F. Schroeder, ca. 1822. https://www.rawpixel.com/image/13979948/image-pattern-bee-animalFree Image from public domain licenseA liverwort (Hepaticae species) with an associated beetle and its anatomical segments. Coloured etching, c. 1830. https://www.rawpixel.com/image/13998296/image-paper-plants-artFree Image from public domain licenseTwo beetles and a praying mantis (to be identified) (1777 - 1786) by Robert Jacob Gordon https://www.rawpixel.com/image/13788817/image-paper-cartoon-artFree Image from public domain licenseWater striders in a lotus pond by Kōno Bairei (1844-1895). Digitally enhanced from our own original 1913 edition of Bairei… https://www.rawpixel.com/image/459363/free-illustration-image-pond-water-japaneseFree Image from public domain licenseBeetles by Kōno Bairei (1844-1895). Digitally enhanced from our own original 1913 edition of Barei Gakan. https://www.rawpixel.com/image/459415/free-illustration-image-japan-japanese-woodblock-painting-famousFree Image from public domain license