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Frozen Puddle in the Meadow, Canada
rough round agate mineral sample with outer shell geode
Other types of mushrooms have pores instead of gills. Like gills, pores produce spores, but they appear as small, sponge-like holes instead of thin blades. The little holes lead to tubes inside the cap. As spores mature, they eventually fall from the tubes out of holes and into their environment.
bunch of natural sponges
...an old Spanish coin, a means of payment from the Iberian Peninsula made of metal
Coral in Molasses Reef
Mineral deposition of hot spring terrace at Mammoth Hot Springs, Yellowstone National Park, Wyoming, USA
Boiling water bubbler Geyser. Active geyser with major eruptions. Yellowstone NP, Wyoming, USA
Bivalvia Fossil inside a limestone rock on moss floor. Gastropods from the jurassic period captured during autumn season.
Fossil Ammonite isolate background with clipping pathFossil Ammonite isolate background with clipping path: SONY A7
Concretion formations in a rock in the Grand Staircase-Escalante National Monument in southern Utah during the fall. Concretions are precipitated mineral deposits that form in the spaces of sedimentary rock.
internal tissue of a sea creature's shell. pores. macro photo.
Photomicrograph of freshwater leech. Sucker attached to cover slip at bottom. Live specimen. Wet mount, 2.5X objective, transmitted brightfield illumination. Note - motion blur of live animal, very shallow depth of field, chromatic aberration and uneven focus are inherent in light microscopy.
The old zinc for the wall is rusty and dirty local steel surfaces isolated on white background with clipping path.
Country: Iceland\nLocation: Landmannalaugar
Stones texture nature background photo, High Resolution for 3D.
Calama, Chile
scenic coast landscape at Zumaia Flysch trail in the basque country, Spain
Rocky coast of Peniche - giant limestone boulders and cliffs. Ocean and cloudy sky are on the background.
Ornate Ghostpipefish (Solenostdom paradoxus) with basket star
Ammonite in limestone rock (Bavaria, Germany)
Hand made cross section of a branch from a knotweed plant, Reynoutria japonica, showing the cortex at 40x with polarization.
Extreme close up sunflower seeds
Man-O-War Jellyfish
Mica, silicate phyllosilicate.
Beauty granite rocks in kangaroo island, Australia
Interesting  pattern in hot springs. Looks like a tree to me
Spider webs on dead cactus
Dried and cracked ground in the desert,Serbia,Nikon D850
Free Images: "bestof:Walcott Cambrian Geology and Paleontology II plate 29.jpg Plate 29 Middle Cambrian Crustaceans Molaria Habelia and Yohoia 1 Molaria spinifera <small>Walcott</..."
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