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Close-up & Macro Macro and Micro Plants, insects, ice and other micro or macro artistic work

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Old May 3rd, 2012, 04:39 PM
Dwayne Oakes Dwayne Oakes is offline
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Location: Southern Ontario, Canada
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Default High Ranking

Thanks for taking a look !
High Ranking butterfly (Red Admiral)

-Nikon D7000/Nikkor 55-200mmVR/Nikon Capture NX2
-1/100 second @ f/16
-200mm
-ISO 400
-Ev -1/3
-Lens Vr ON
-Active D-Lighting set to High

Take care,
Dwayne Oakes




Take care,
Dwayne Oakes
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"When I slow my walk, open my eyes and listen,
nature reveals her hidden beauty to me." Dwayne Oakes

http://dwayne-oakes.artistwebsites.com/

Last edited by Asher Kelman; May 4th, 2012 at 12:50 PM.
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  #2  
Old May 4th, 2012, 12:52 PM
Asher Kelman Asher Kelman is online now
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Monarch butterflies are an amazing set of creatures. Why they need, (and how they manage), to migrate thousands of miles in their life cycle amazes me. But I can imagine that as the eons went by, optimum foods and temperatures gradually shifted locations. They just adapted to it by these amazing journeys and group memories!

Here are some hints!

"Recent studies of the iconic fall migration of monarch butterflies have illuminated the mechanisms behind their southward navigation while using a time-compensated sun compass."
  • Skylight cues, such as the sun itself and polarized light, are processed through both eyes and are probably integrated in the brain's central complex, the presumed site of the sun compass.

  • Time compensation is provided by circadian clocks that have a distinctive molecular mechanism and that reside in the antennae.

  • Monarchs might also use a magnetic compass because they possess two cryptochromes that have the molecular capability for light-dependent magneto reception.

Source

" That millions of butterflies annually fly a few thousand miles to reach a cluster of pine groves in central Mexico comprising just 70 square miles is, for many, an awesome and mysterious occurrence."

Now, inn "Cryptochromes Define a Novel Circadian Clock Mechanism in Monarch Butterflies That May Underlie Sun Compass Navigation," published in PLoS Biology, Reppert and colleagues reveal that the circadian clock of the monarch uses a novel molecular mechanism, heretofore not found in any other insect or mammal." read more here

Asher
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Old May 4th, 2012, 01:50 PM
Asher Kelman Asher Kelman is online now
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Quote:
Originally Posted by Dwayne Oakes View Post
Thanks for taking a look !
High Ranking butterfly (Red Admiral)

-Nikon D7000/Nikkor 55-200mmVR/Nikon Capture NX2
-1/100 second @ f/16
-200mm
-ISO 400
-Ev -1/3
-Lens Vr ON
-Active D-Lighting set to High

Take care,
Dwayne Oakes


Dwayne,

I too adore monarchs but like them to be as sharp as possible to discern the detail of their beautiful wings.

Your processing has enabled the butterfly to hover above the foliage like a delicately embroidered silk work of art. I could ask, "Is that's necessary to show off the wonder of the monarch?", but the softer result gives an escape from the harsh world and brings us to a quiet place. That soothing experience I like!
__________________
Follow us on Twitter at @opfweb

Our purpose is getting to an impressive photograph. So we encourage browsing and then feedback. Consider a link to your galleries annotated, C&C welcomed. Images posted within OPF are assumed to be for Comment & Critique, unless otherwise designated.
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  #4  
Old May 10th, 2012, 08:17 AM
Dwayne Oakes Dwayne Oakes is offline
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Join Date: Jul 2009
Location: Southern Ontario, Canada
Posts: 266
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Quote:
Originally Posted by Asher Kelman View Post


Dwayne,

I too adore monarchs but like them to be as sharp as possible to discern the detail of their beautiful wings.

Your processing has enabled the butterfly to hover above the foliage like a delicately embroidered silk work of art. I could ask, "Is that's necessary to show off the wonder of the monarch?", but the softer result gives an escape from the harsh world and brings us to a quiet place. That soothing experience I like!
Many thanks for the detailed CC Asher ! They kind of look close, this one is a Red Admiral
butterfly. We are seeing large numbers of these in southern Ontario Canada and
some parts of the USA this year.

Take care,
Dwayne Oakes
__________________
"When I slow my walk, open my eyes and listen,
nature reveals her hidden beauty to me." Dwayne Oakes

http://dwayne-oakes.artistwebsites.com/
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