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Mark R. Courtney

@mrcourtney.bsky.social
464 followers 213 following 57 posts

Software developer, photographer, sometimes writer. Best when wandering in nature. Photos by me unless otherwise noted. Prints available at www.markrcourtney.com or by contacting me. My photo puzzle app: www.puzzlingsnapshots.com

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Mark R. Courtney @mrcourtney.bsky.social · 03/10/2026
Stragglers from the garden #Gardening #StillLife #StillLifePhotography #Photography
Photograph of a cluster of yellow cherry tomatoes, though the one on the end is still mostly green, recently harvested from the garden and now sitting indoors on a wooden cutting board lit by a shaft of light coming through the nearby window.
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Mark R. Courtney @mrcourtney.bsky.social · 03/10/2026
Gulls in flight during a recent blustery day at the beach (I know they’re not the most skittish of wildlife, but they were still very tolerant of me lurking in their midst while they poked around for food.) #Birds #BirdPhotography #Wildlife #WildlifePhotography #Photography
Photograph of a light-gray gull with wings on a downswing as it flies in profile against foamy waves. It holds half a clam in its beak, presumably to take its snack elsewhere to consume.Photograph of a mottled gray and brown gull flying toward the camera with waves crashing behind. Its head is down as it surveys the surf for snacks.Photograph of a white and gray gull hovering over churning water, head down as if it spied something in the surf.Photograph of a mottled gray gull flying low over a flat beach littered with rocks and scraps of dried seaweed, the gull’s shadow following along closely below.
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Mark R. Courtney @mrcourtney.bsky.social · 03/10/2026
Lots of mushrooms around here this time of year, especially after all the recent wet weather #Mushroom #Fungi #FungiFriend #NaturePhotography #Photography
Photograph of a mushroom with a thick, off-white stem and beige cap with a rather rock-like texture. A nearby actual rock hosts the mushroom’s shadow created by the angle of the morning sun.Photograph of a large mushroom with cap spread open showing the rows of gills around its circumference. The cap is a creamy orange scattered with beige scales, dipping toward the center as if to flare up at the rim to emphasize the gills beneath.Photograph of a small mushroom with a glossy, dome-shaped, white cap that has popped up inside a hollowed out fallen log.Photograph of a fallen branch lined on either side by small, shelf-like mushrooms with a mix of orange and white stripes contrasting with the dark wood.
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Mark R. Courtney @mrcourtney.bsky.social · 20/09/2026
Nearing summer's end #Seascape #Landscape #LandscapePhotography #Photography #RhodeIsland
Photograph of a harbor looking across the water to moored sailboats brightly lit by the morning sun. A mostly clear sky reflects blue in the expanse of calm water.
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Mark R. Courtney @mrcourtney.bsky.social · 12/09/2026
A few shorebirds from an outing along the southern New England coast #Wildlife #WildlifePhotography #Birds #BirdPhotography #Photography
Photograph of a semipalmated plover, a small shorebird with a gray-brown head and back with a white belly and collar. It stands atop a wet, mottled orange beach rock near similar rocks and seaweed, a brief pause from foraging for snacks.Photograph of a ruddy turnstone standing on a rock near where foaming ocean waves meet the shore. It sports its nonbreeding coat of brown feathers edged with white and has its head turned to face a fellow ruddy turnstone positioned nearby.Photograph of a ruddy turnstone on one of many wet rocks on a beach. The small, brown shorebird somehow looks huge compared to the nearby sandpiper, similarly colored but less than half the size of the ruddy turnstone.
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Mark R. Courtney @mrcourtney.bsky.social · 12/09/2026
Lex was kind to include my photo puzzle app in his ongoing series highlighting indie developers. Great for him to bring attention to the parts of tech that are still personal and fun, and I look forward to what else he turns up.
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Janet Hill @saskajanet.bsky.social · 13/06/2026
Wilson’s Phalarope foraging in the shallows #birds
Small wading bird with white belly and dark rust and grey neck and wings. It’s standing in very shallow water with one foot raised, head down as it forages. There’s a nearly perfect reflection in the glassy water.
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Mark R. Courtney @mrcourtney.bsky.social · 13/06/2026
Photogenic birds encountered while out exploring this week: cedar waxwing, great egret, and turkey vulture. Plus a young, fluffy cardinal visiting our house. #Birds #Birding #BirdPhotography #Wildlife #WildlifePhotography #Photography
Photograph of a sleek cedar waxwing perched on a tree branch. It looks to the side to show off its stylish, back-swept crest, and its body is beige with touches of dark gray wings and tail and a rakish black mask around its eyes.Photograph of a pure white egret with its long neck curved out over shallow blue water. It has just snatched up a snack in its pointed beak, and a short trail of water arcs down to the site of its strike.Photograph of a deep brown, red-faced turkey vulture atop a utility pole. Its head is cocked to the side as it eyes and assesses the photographer.Photograph of a super fluffy, rich red cardinal -- presumably a fresh youngster -- perched on the edge of a house rain gutter. It paused here briefly to figure out its next step into the wider world.
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Amanda Makepeace (ᏣᏁᎾ) ❤️‍🔥 @amandamakepeace.bsky.social · 13/06/2026
Possibly the coolest bird photo I’ve ever taken. Love our Mourning Doves. ᎫᎴ ᏗᏍᎪᏂ 🤎 #birds
Mourning Dove on my deck railing in the process of cleaning its feathers
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Matt @jmh53.bsky.social · 04/06/2026
#PhysicalGraffiti #AOfoto #BlackAndWhite
A sidewalk marking is cracked and flaking away.
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Mark R. Courtney @mrcourtney.bsky.social · 30/05/2026
Peony stages #BloomScrolling #Flowers #FlowerPhotography #Photography
Photograph of a peony bud with large, light pink petals packed in a ball and starting to open just enough at the tips to reveal ruffled, white petals inside.Photograph of a peony flower halfway open with larger, pink-blushed petals encircling ruffled, white petals and a few red highlights tucked within.Photograph of an open peony flower with light pink, larger petals cupping a mass of ruffled, chaotic, white petals.
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Mark R. Courtney @mrcourtney.bsky.social · 27/05/2026
Got to watch this osprey make a few dives at the water before success on the third try #Birds #BirdPhotography #WildlifeWednesday #Wildlife #WildlifePhotography #Photography
Photograph of an osprey gliding against the blue sky. The raptor's white and brown wings are spread wide and its eyes are focused on the water below.Photograph of an osprey with wings angled as it speeds toward the water, its talons spread out behind.Photograph of an osprey with wings tucked against its body and open talons reaching forward as it nears its target in the water.Photograph of an osprey with wings spread wide as it rises from the disturbed water with a fish clutched in its talons.
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Roj Smith 📷 @rojsmith.com · 24/05/2026
Dotty #rhyl #photography
A low-angle, black and white photograph looking down a wide coastal promenade. The textured pavement in the foreground features a painted pattern of white solid dots and large circles that recedes into the distance. A curved white metal railing runs along the right edge, while a long wall and lampposts stand on the left, casting a sharp shadow across the path. A dramatic sky filled with thick, contrasting clouds looms overhead.
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jon5cents @jon5cents.bsky.social · 24/05/2026
🐢 What? It's #WorldTurtleDay? I've been out of pocket all day, just got back and saw this. So here's a colorful specimen off my front porch a week or so ago. #photography #turtle #arkansas
A turtle is in a bunch of leaves with a few sprigs of green growth in them. The turtle is lifting its head, and has a dark neck and head, with red spots on both.
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Mark R. Courtney @mrcourtney.bsky.social · 24/05/2026
It's lily of the valley time in the yard. Still doing great after having to thin a bunch of it back to tend to other things in that area. #BloomScrolling #Flowers #FlowerPhotography #Photography
Photograph of a cluster of small, white, bell-shaped flowers on rising stems surrounded by a sea of wide, green, upright leaves.
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Steve Waycott Wildlife Photography 🍁 @stevewaycott.bsky.social · 23/05/2026
It's #WorldTurtleDay! Here's a couple Eastern Painted Turtle buddies marking the day by enjoying some beautiful spring morning sunshine together. #NewBrunswick, Canada April 2024 📸 #herps #turtletuesdays #nature #wildlife #photography #Nikon #Z9 #Nikkor180600
Two medium sized turtles with yellow underside and bright red stripes on their legs and necks are resting on a semi-submerged log.
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Mark R. Courtney @mrcourtney.bsky.social · 15/05/2026
Fern unfurling #Ferns #FernFriday #ForestFriday #Nature #NaturePhotography #Photography
Photograph of a fern head still tightly curled up. One small lower frond on the fuzz-lined stem reaches up to brush the bottom of the still-packed spiral of fronds at the top, looking like an arm propping up a downturned head -- a bit like Rodin’s “The Thinker” with his chin resting thoughtfully upon his hand.
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Mark R. Courtney @mrcourtney.bsky.social · 09/05/2026
Damp forest coming back to life #Moss #BloomScrolling #Nature #NaturePhotography #Photography
Photograph looking down at a moss covered stone with a multitude of small, heart-shaped, green leaves growing up out of the moss.Photograph of a small violet flower along a trail in a forest wet from the rain.Photograph of a batch of yellow flowers rising above round leaves with the water of a small creek rippling below.Photograph at the base of a tree where moss, small green leaves, and a tiny fern all grow together.
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John Murrell @johnmurrell.bsky.social · 08/05/2026
Opium poppy #photography #flowers #poppy #garden #plants #nature 🌱
An opium poppy blossom -- white petals with touches of purple near the stem  and yellow in the center. Behind it is a large green leaf with prominent veins.
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Kristin Wyatt @kristinwyatt.bsky.social · 05/05/2026
Red-winged Blackbird #nature #photography
A black bird with red and yellow on his shoulder, poofs up a bit ready to sing for the ladies.
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John Murrell @johnmurrell.bsky.social · 23/04/2026
One by one, the agapanthus stems are rising #photography #flowers #agapanthus #plants #garden #nature 📷🌱
A greenish-yellow agapanthus bud on a green stem, with the plant's spear-shaped green leaves blurred in the background.
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Mark R. Courtney @mrcourtney.bsky.social · 18/04/2026
To make up for those self-promotion posts, here are glamour shots of my recently blooming agapanthus, which is cool to me since it's in a pot indoors in southern New England rather than outside in sunny California where they're everywhere. #BloomScrolling #Flowers #FlowerPhotography #Photography
Photograph of the top of a flower stalk where one light purple, trumpet-shaped flower is open backed by a spread of oblong yet-to-open buds, all against a dark background.Photograph of a trumpet-shaped, light purple flower with petals flaring out at the tips, backed by unopened sibling buds that crown the top of a stem.Photograph of light purple, trumpet-shaped blooms atop a flower stem. Four flowers are open, two on the left and two on the right, with a collection of unopened buds between them.Photograph of a pair of light purple, trumpet-shaped flowers in profile as they catch the sun coming through a nearby window. Several oblong buds hover behind them, similarly angled toward the light but yet to open.
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Mark R. Courtney @mrcourtney.bsky.social · 18/04/2026
[awkward self-promotion] I have some of my photographs available as prints. You can buy them at www.markrcourtney.com or contact me there if you see something you like. Also, bringing in my software developer side, I created a puzzle app using my photos: www.puzzlingsnapshots.com
A promotional image with the text "Mark R. Courtney Photography" with the website address "markrcourtney.com" and the text "Puzzling Snapshots" with the website address "puzzlingsnapshots.com" in between six sample photographs. The photographs on the top are: (1) a rusty bolt on an old railroad track, (2) a flock of sanderling birds flying low over blue water, and (3) a black scallop shell among beach rocks. On the bottom are: (4) looking straight down at the symmetry of an agave plant, (5) vibrant orange quince flowers, and (6) a dry cliff top landscape with a canyon stretching out into the distance beyond.
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JulieW67 @juliew67.bsky.social · 18/04/2026
#10minutesfromhome #BlueskyArtShow #TheEdge On the Edge at Elton Reservoir
A black and white photo of a man sat on the edge of a curved wall looking over Elton Reservoir. 
A thick blanket of fog covering the water obscuring the view.
All that can be seen is the curved pathway and wall
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JulieW67 @juliew67.bsky.social · 18/04/2026
#Alphabetchallenge #WeekOForOld Manchester Central Library built in 1934
A photo of the reflection of Manchester Central Library in a large puddle. 
The building is a neoclassical rotunda inspired by the Pantheon in Rome.
The cream bricked building has a circular design with a top level of romanesque columns.
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Tisha Mark @tishamark.com · 14/04/2026
Hi #PortfolioDay! I'm an artist north of Boston using oil paints to tell stories about light and atmosphere. I paint both large and small, and my originals are available on my website. I'm open for commissions, please email me if you're interested. Thanks! tishamark.com #art #painting #SciArt
Original seascape oil painting by Tisha Mark, "Lighting the Dark" 20"x20" oil on linen (2025). This moody, abstract-leaning seascape painting has a textured, orange-toned, atmospheric sky with textured colors of light on the horizon. Light from the sky reflects in the water below as it meets a dark, rocky, tree-lined coast.Original seascape oil painting by Tisha Mark, "Finding a Kindred Spirit" 30"x30" oil on cradled Ampersand Gessobord (2025). A seascape painting with a gray-blue sky with textured, atmospheric cloud formations over a dark blue sea. Waves are meeting a rocky shore, and there is textured green moss and dark red algae or seaweed on the rocks.Original seascape oil painting by Tisha Mark, "Wavering" oil on Ampersand Gessobord, 8"x8" (2026). This loosely painted seascape painting is monochromatic (black & white). It has a textured sky over a dark, wild sea. The sea on the right is meeting a rocky shore on the left. There is much texture throughout the painting.Original landscape oil painting by Tisha Mark, "Homeland No. 2601" oil on Ampersand Gessobord, 6"x6" (2026). A peaceful atmospheric landscape painting of a lush green gentle slope with a loosely painted tree at the right, underneath a soothing light blue sky with textured breezy white cloud formations.
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Mark R. Courtney @mrcourtney.bsky.social · 14/04/2026
I see it's #PortfolioDay... I'm a photographer who takes pictures as I wander around nature in southern New England and on hikes further afield when I get the chance. I sell prints of my work in-person at local art events around Rhode Island and on my website: www.markrcourtney.com #Photography
Photograph of an eastern swallowtail butterfly, dark with light-blue highlights and white spots along its wings, landed on a rock-covered beach.Photograph of a solitary sandpiper, a brown and white shorebird, poking its dark beak into the sand of a smooth expanse of beach.Photograph of a small spit of sandy land with water bending around it. A suspension bridge off in the distance leads across the misty scene to the land beyond with a small lighthouse nearby marking the middle of the channel.Photograph of a rusty orange cliffside dropping off from the flat land atop it. The expanse of canyon below leads off into the distance with additional mesas looming out over it as far as the eye can see.
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Katie Mack @astrokatie.com · 03/04/2026
More context on this #Artemis II image: * This is the night side, lit by moonlight. You can see city lights in Spain & Portugal, & a sliver of day at lower right * The Sun is entirely behind Earth, which makes it a kind of solar eclipse, but w/ Earth doing the eclipsing instead of the Moon: ☀️🌍🚀🌕
A full disc image of Earth, as seen from the Orion Crew Module. The planet is a pale blue, swirling with white clouds and glowing slightly lighter blue in place from reflected light. At lower left, a large brown landmass is Africa, with Spain and Portugal with twinkling lights where the planet curves. At top right, auroras glow in a thin green glow, just barely separated from the planet's surface. Earth is set against the black of space (pic: NASA/R.Wiseman)
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Emma @emmasartworks.bsky.social · 12/01/2026
The Larch trees along the western edge of the North York Moors take a battering from the winds, which leads to some beautiful forms. This one appears to be guarding the way… a scene from a dull November day, with plover flocks swirling. Ink and watercolour painting. #art #nature
Ink and watercolour painting of a larch tree by a gate, with a footpath leading past.  The landscape is dark and wet, with a dark grey sky where large flocks of Lapwings and Golden Plovers are gathering.  Near Boltby, North Yorkshire, UK
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Adam L @saltyfog.ca · 10/01/2026
Look at this icon of cuteness #cats
A calico cat named Midge lays on the corner of a butcher block counter bathed in sun. One front paw hangs straight down over the edge of the counter as she looks off to the right like a fashion supermodel
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Kindra Crick 🧩 @kindracrick.com · 19/12/2025
‘What Emerges in the Night’ mixed media and cold wax on board Our brains keep working while we sleep, turning over the puzzles of the day and letting new connections and solutions rise to the surface. Day 19 #artadventcalendar #sciart 🧠 #painting #art
Abstract landscape in two hemispheres. The bottom contains a night sky that bleeds into the daytime hemisphere above. There is a network of lines and nodes that span the width of the painting. 

by Kindra Crick
#mixedmedia
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Matt @jmh53.bsky.social · 13/12/2025
#LandscapePhotography #Photography #BlackAndWhite
Black and white photo looking out over a series of low mountains. In the foreground is a broken and slumping post and rail fence. Low dark clouds are stratified overhead.
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PlasmaNerd @plasmanerd.bsky.social · 13/12/2025
#ArtAdventCalendar #Day13 a quiet day out in nature.
A dried but still standing thistle plant against a grey background.
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Mark R. Courtney @mrcourtney.bsky.social · 13/12/2025
Sanderlings crowding a rock around high tide #Birds #BirdPhotography #Wildlife #WildlifePhotography #Photography
Photograph of a handful of sanderlings gathered closely on a seaweed-covered rock with waving water behind them. The sanderlings, with their gray and white feathers, make for a bright crown atop the dark rock.
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Kindra Crick 🧩 @kindracrick.com · 10/12/2025
‘Nocturne Blue’ 4” x 6” Block print, graphite and interference pigment #artadventcalendar #printmaking #sciart #entomology
Block print of an Emperor Moth in interference blue on black paper. There are topographic lines in graphite radiating away from an absent moon with pinpoints of white ink in a star-like pattern.

by Kindra Crick
#artist #art #pdxart
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Joseph Yaroch @jcyaroch.bsky.social · 10/12/2025
This is a view of the Organ Mountains and the Doña Ana Mountains, as seen from the top of Redhouse Mountain, located north of Hatch, New Mexico.
Dreamy sepia-toned landscape photo showing a small mountain range in front of a much larger mountain range, with an intricate cloudscape in the sky. Hiking photography.
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Alexis Hinde @alexishinde.bsky.social · 10/12/2025
#ArtAdventCalendar Day 9: Hungerford Bridge London, August 2017
Black and white photo looking up at the structure of Hungerford Bridge, a central point with straight lines radiating out from it, against a mostly clear sky with a few high clouds.
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Saskya @saskya.com · 10/12/2025
#ArtAdventCalendar day 10 #watercolor #betta #marinelife #fish
A watercolor painting of a Siamese fighting fish in pinks and reds. His fins flow around him gracefully and there is a lot of motion in the feel of the image.
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Stephen Boisvert 🇨🇦 🟦⭐⭐⭐⭐🟦 @srboisvert.bsky.social · 08/12/2025
Red-belly on the move in a winter wonderland. Montrose Point Bird Sanctuary, Chicago. 12.7.2025 #birds #woodpeckers
Red-bellied Woodpecker flying off a snowy branch to the left. Snow flying from its feet. Branches all covered with snow.
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Saskya @saskya.com · 03/12/2025
#ArtAdventCalendar Day 3 #watercolor #cats #window #mediterranean
A watercolor painting of a blue teal shuttered window. The shutters are closed but there is a flower box full of green and purple and pink tumbling down from the window. On a set of stairs on the left side of the painting there is a lounging orange cat.
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John Murrell @johnmurrell.bsky.social · 26/11/2025
Great egret #photography #birds #egret #nature 📷🦉🪶
A great egret, white with an orange beak, in profile, framed by part of a wooden railing, with steely blue water in the background.
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Sophie Carr @sophiecarr.bsky.social · 23/11/2025
Waves coming off the basalt columns at Reynisfjara black sand beach. It's amazing that the camera technology is so good now that this was handheld at 1/8th second - the columns are sharp but I was able to capture the movement of the water too. #CanonR6II #Iceland #Geology
A large cliff of different-sized black basalt columns with some water trailing off the lower ones at the bottom and a bit off the top right ones. The water is quite smooth as the exposure length was slowed down.
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Kristin Wyatt @kristinwyatt.bsky.social · 12/11/2025
#birds #nature #photography
A tan Mourning Dove closes it's white eyelids as snow kicks up around it.
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Mark R. Courtney @mrcourtney.bsky.social · 10/11/2025
Ladybugs having a day out this past warm Saturday. #Nature #NaturePhotography #Photography
Photograph of a small, orange-red beetle with black spots prowling downward on a grayed cedar shingle.Photograph of a small, orange-red beetle with black spots crawling up a darkened gap between grayed cedar shingles.Photograph of a small, red beetle with black spots brightly contrasting against the rough, dark surface of a grayed cedar shingle.Photograph of a small, red beetle with black spots crawling across the ridged surface of a grayed cedar shingle.
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Art SilverGlass ~ Sophie Grunnet @silverglass.bsky.social · 09/11/2025
Control Weather #spellbooksunday #pathfinder #dnd #spellillustration #traditionalart
Little goblin sitting in the rain
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Mike Smale (Esjeur) @earwigplanet.bsky.social · 08/11/2025
Dilophosaurus enjoys the last colours before #StickSeason begins. #DailyDilophosaurus #Dilophosaurus #Autumn #Fall #AutumnLeaves #Gardens #Dinosaurs
A green Dilophosaurus with brown spots hangs out in the canopy of a fire bush that is completely red in mid-autumn. A stray violet and green leaf sits to their right. Various bare branches are beginning to show as November advances.
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Sophie Carr @sophiecarr.bsky.social · 05/11/2025
A little later the frost had gone but the light showed up :) Vestrahorn, Stokksnes #Iceland
Intense golden hour light on a lagoon view with three large rocks in the foreground and a mountain with jagged peaks reflected in the lagoon. There are some patches of black sand visible in the distance with a few more rocks on them.
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Julia @julia11.bsky.social · 05/11/2025
These guys are usually busy scampering about, so was happy to get a shot of one that was still. #chipmunks #wildlife #wildlifewednesday #wildlifephotography
A Chipmunk paused at the base of a tree.
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