May 202014
 

This afternoon, my wife and I went for a four and a half mile hike in the Eastern Palisades section of Chattahoochee National Recreation Area, just inside the Perimeter on the northwest side of Atlanta.  During our outing, I got the chance to get “up close and personal” with a variety of critters living there.  I am still reaping the result — two ticks found so far, and counting.  These photos renew my appreciation for the rich diversity of life on Earth, and particularly here in the Atlanta region — even just a short distance from I-285!

The first creature I encountered was a gorgone checkerspot butterfly (Chlosyne gorgone), considered by the Butterflies of Georgia Field Guide to be a “local and uncommon resident”, though abundant in the Midwest.  It frequents open woodlands and stream corridors; I found this one on a trail along the Chattahoochee River.

 

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A bit further down the trail, I noticed a southern golden tortoise beetle (Charidotella sexpunctata sexpunctata).  This is one of three species of tortoise beetles found in the United States.  I am proud to say that I did not disturb him (or her) while taking this photograph, because the beetle’s dome remains a bronze color.  When disturbed, the beetle will display black spots against the bronze.  Tortoise beetles feed on a variety of host plants, including sweet potato.

 

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Nearby, I noticed a large black ant on a leaf, and it noticed me, too.  It opened its jaws wide, holding its ground against my camera lens pointed in its direction.

 

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The riverside trail eventually climbed steeply upward toward a ridge perhaps 100 feet above the water’s edge.  There, I encountered rhododendrons in bloom.  For a change of pace, I photographed the blossoms; only later did I realize that the blooms contained tiny eight-legged pollen mites.

 

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We took a spur trail downhill toward the Chattahoochee River again.  On our way down off the ridge, I noticed this juvenile common snapping turtle (Chelydra serpentina), its shell perhaps an inch and a half across, standing on the trail.  He (or she) was a bit annoyed at my ministrations with the camera, as you can see by his (or her) expressions in these photographs.

 

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Finally, toward the end of our walk, shortly before we headed down off the final ridge to the river’s floodplain again, I stumbled upon a patent leather beetle (Odontotaenius disjunctus) on the path.  After seeing a close-up of this beetle’s mouthparts, I am comforted by the fact that it feeds on rotting wood.  This beetle was perhaps one and a half inches long — nearly the same size as the young snapping turtle!

 

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Apr 042014
 

Yesterday afternoon, my wife and I hiked a few of the trails in the Sope Creek Unit of Chattahoochee National Wildlife Refuge in Marietta.  In addition to encountering numerous wildflowers (both native and otherwise) and bursting buds on many shrubs and trees, we also visited the ruins of the Marietta Paper Company’s milling operation.  Constructed in 1859, the mill produced paper for Confederate currency during the early days of the Civil War.  It was burned by federal troops in 1864, but reconstructed after the war ended.  Finally, it was abandoned in 1902.  The mill machinery is long gone to rust and vandals, but the stone walls are quite impressive, with enormous window spaces providing views of Sope Creek or deeper into the ruins themselves.

Here are a few images from my day.  First, a few images on the path to the mill ruins:  a flowering dogwood; purple violets blooming along Sope Creek; an eastern redbud in flower among the ruins; and maple keys developing on branches overhanging the water.

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Violets

Redbud

Maple Seeds

Next, a few view of the paper mill ruins along the banks of Sope Creek.

Mill Ruins One

Mill Ruins Two

Mill Ruins Three

Mill Ruins Four

Finally, a few more signs of spring, from later in our walk. Yellow violets were blooming in a charming little ravine, where the water splashed over rocks and fiddleheads of ferns unfurled in the shade.

Yellow Violet

Waterfall

Fern Fiddlehead

Fern Shadow

Toward the end of the walk, we passed a pond where a pair of Canada geese were swimming.  On the earthen dam, European immigrants were in bloom:  crimson clover (Trifolium incarnatum; also called carnation clover) and star-of-bethlehem (Ornithogalum umbellatum).  The latter had flower heads so perfect that they looked artificial.  Other names for this beautiful perennial include nap-at-noon, snowdrops, starflower, and dove’s dung.  All parts of the star-of-bethlehem plant contain cardiac glycosides, making them toxic to livestock.  Unfortunately, the star-of-bethlehem is also considered to be invasive in ten US states.  Crimson clover, on the other hand, is an annual  commonly planted as a cover crop for hay, affording excellent forage for cows and sheep.

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