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concrete texture
A forest butterfly which is commonly sighted in the forest reserve of Singapore.  Family : LycaenidaeSubfamily : Lycaeninaehttp://www.geocities.com/rainforest/vines/2382/lycaenidae/celeno.htm
igloo made of oyster shells (1200 kilos of shells) seen in Marennes-oleron
Rocky seashore with tide pool (or tidal pool) at the coastline of Western Norway (Golten, Sund, near Bergen) on a sunny day in spring (or early summer). In the picture are rock (gneiss), salt water, algae, kelp and mussels.
Coral reef in  indian ocean in Kenya. Ocean life.
Heather Plant,  scan of a Vintage Photo
Horizontal seascape of ocean side weathered rocks at promenade covered with barnacles at Australian beach
Adult Black-and-white Treehopper of the species Membracis foliatafasciata
Butterfly.
Snowflakes (cristobalite inclusion) on black obsidian. macro detail texture background. close-up raw rough unpolished semi-precious gemstone
Acorn Barnacles
Top view Wastewater treatment Oxygen filling by Paddle Wheel Aerator, Sewage treatment
Green grass natural background with sneil. Top view
Close-up photo of a marine lichen closeup. Sea life on a water's edge.
Aerial shot of meadows covered with soft mist on a cloudy day in the countryside. Aerial scenic candid authentic rural view HI quality cinematic aerial shoot.
Tropical Island, Little Planet Format
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green Dirty Sludge flowing in a shallow river into the ocean, algae growing on the surface and flows with the current
Blooming blue-green algae (Cyanobacteria). Water pollution of rivers and lakes with harmful \nalgal blooms. It is world environmental problem. Ecology concept of polluted nature.
Butterfly on a plant outdoors, Florida, USA
Lichen on rock for texture, wallpaper, presentation.
Intimate Flowers
Roof Tiles and Landscape, Little Planet Format
Atlantic coast, Île-d'Aix, waves, sun and sand
Aerial overhead drone view of Scolpaig Tower, a Georgian folly on the Outer Hebridean island of North Uist on the northwest coast of Scotland. Built around 1830 in the middle of Loch Scolpaig. The abandoned monument stands on an exposed area of North Atlantic coastline.
Adult Black-and-white Treehopper of the species Membracis foliatafasciata
The Speckled Wood occurs in woodland, gardens and hedgerows. Butterflies often perch in sunny spots, spiralling into the air to chase each other.
Close up of Aspergillus oryzae is a filamentous fungus, or mold that is used in food production, such as in soybean fermentation under the microscope in laboratory.
Aerial view of Seydisehir (Seydişehir) lake in Konya, Turkey. Taken via drone.
Free Images: "bestof:Naturalis Biodiversity Center - ZMA.MOLL.386342 - Orthalicus pulchellus (Spix, 1827) - Orthalicidae - Mollusc shell.jpeg artwork Dimensions artwork Document"
Naturalis Biodiversity Center - RMNH.AVES.129220 1 - Phoenicircus nigricollis Swainson, 1832 - Cotingidae - bird skin specimen.jpeg
Naturalis Biodiversity Center - RMNH.AVES.129220 2 - Phoenicircus nigricollis Swainson, 1832 - Cotingidae - bird skin specimen.jpeg
Historia_fisica_y_politica_de_Chile_segun_documentos_adquiridos_en_esta_republica_durante_doce_años_de_residencia_en_ella_y_publicada_bajo_los_auspicios_del_supremo_gobierno_(8280254069).jpg
The_Quarterly_journal_of_the_Geological_Society_of_London_(14072748922).jpg
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