Seven 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 licenseZoology: a systematic account of the general structure, habits, instincts, and uses of the principal families of the animal… https://www.rawpixel.com/image/14009952/image-paper-cartoon-bookFree Image from public domain licenseBumblebee in Flowers, Siuslaw National Forest. Original public domain image from Flickr https://www.rawpixel.com/image/4075368/photo-image-flower-plant-beeFree Image from public domain licenseBumblebee collecting pollenby Jacob W. Frank. Original public domain image from Flickr https://www.rawpixel.com/image/4038621/photo-image-flower-plant-beeFree Image from public domain licenseCloseup of a flower growing at Buena Vista Lagoon, June 1975. Photographer: O'Rear, Charles. Original public domain image… https://www.rawpixel.com/image/8802864/photo-image-flower-plant-beeFree Image from public domain licenseSkunkbush (Rhus trilobata) Spring BlossomsCredit NPS/Hallie Larsen. Original public domain image from Flickr https://www.rawpixel.com/image/4033508/photo-image-flower-plant-beeFree Image from public domain licenseSand Wasp. Female. Cuba. SideSand Wasp, female, Sand Wasp...hunts flies for its nest. https://www.rawpixel.com/image/8756979/photo-image-public-domain-bee-yellowFree Image from public domain licenseU.S. Marine Corps Lance Cpl. Jonathan Perez, a rifleman with Charlie Company, Battalion Landing Team, 1st Battalion, 4th… https://www.rawpixel.com/image/8741570/photo-image-public-domain-personFree Image from public domain licenseFlowering plants in the U.S. Department of Agriculture (USDA) Forest Service (FS) Apache-Sitgreaves National Forests, in… https://www.rawpixel.com/image/3260058/free-photo-image-andrena-animal-apidaeFree Image from public domain licenseA snapdragon plant (Antirrhinum orontium) with an associated insect and its anatomical segments. Coloured etching, c. 1830. https://www.rawpixel.com/image/14013186/image-paper-butterfly-flowerFree Image from public domain licenseEuphorbia albomarginataCredit NPS/Hallie Larsen. Original public domain image from Flickr https://www.rawpixel.com/image/4033518/photo-image-flower-plant-beeFree Image from public domain licenseThe Bureau of Land Management photo. Original public domain image from Flickr https://www.rawpixel.com/image/3398459/free-photo-image-andrena-animal-apidaeFree Image from public domain licenseA chickweed plant (Cerastium quaternellum) with an associated insect and its anatomical segments. Coloured etching, c. 1831. https://www.rawpixel.com/image/13975771/image-paper-flower-plantFree Image from public domain licenseA U.S. Marine Corps F-35B Lightning II aircraft attached to the F-35B Detachment of the Flying Tigers of Marine Tiltrotor… https://www.rawpixel.com/image/3317937/free-photo-image-31st-meu-aircraft-airfieldFree Image from public domain licensePollinator friendly plants growing in the U.S. Department of Agriculture (USDA) People's Garden, in Washington, D.C., on May… https://www.rawpixel.com/image/3260777/free-photo-image-farmers-andrena-animalFree Image from public domain licenseVintage insect png set, remix from artworks by Charles Dessalines D'orbigny https://www.rawpixel.com/image/2612110/free-illustration-png-beetle-bark-waspView licenseThe Kearsarge Amphibious Ready Group, led by the amphibious assault ship USS Kearsarge (LHD 3) steams in formation in the… https://www.rawpixel.com/image/8728458/photo-image-public-domain-boatFree Image from public domain license[Untitled photo, possibly related to: Ludlow, California. Conductor W.C. Scott in the Atchison, Topeka, and Santa Fe… https://www.rawpixel.com/image/12293810/photo-image-face-person-skyFree Image from public domain licenseU.S. Sailors assigned to the Blackjacks of Helicopter Sea Combat Squadron (HSC) 21 observe the sun rise next to an MH-60S… https://www.rawpixel.com/image/8728412/photo-image-public-domain-sun-oceanFree Image from public domain licenseA U.S. Marine assigned to the 26th Marine Expeditionary Unit, fast ropes from an MH-60S Sea Hawk helicopter attached to… https://www.rawpixel.com/image/8728161/photo-image-airplane-public-domain-personFree Image from public domain license190204-N-ZL062-1212 EAST CHINA SEA (Feb. 4, 2019) An F-35B Lightning II aircraft attached to the F-35B detachment of the… https://www.rawpixel.com/image/8728124/photo-image-tigers-airplane-public-domainFree Image from public domain licenseU.S. Sailors run to grab pallets off the flight deck of the amphibious dock landing ship USS Ashland (LSD 48) during a… https://www.rawpixel.com/image/8728271/photo-image-public-domain-person-seaFree Image from public domain license190625-N-WI365-1127 CORAL SEA (June 25, 2019) – The amphibious dock landing ship USS Ashland (LSD 48) conducts a… https://www.rawpixel.com/image/8728358/photo-image-public-domain-shipFree Image from public domain licenseU.S. Navy Aviation Boatswain’s Mate (Handling) 3rd Class Deon Sanders, from New York, signals to an SA-330 Puma helicopter… https://www.rawpixel.com/image/8728044/photo-image-public-domain-ocean-personFree Image from public domain license