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Showing posts with label Zumwalt Prairie. Show all posts
Showing posts with label Zumwalt Prairie. Show all posts

Sunday, February 14, 2010

Mima Mounds



An aerial view of unusually regular mounds of earth and vegetation commonly refered to as "mima mounds". Their formative mechanisms continue to be a mystery. Photographed from the air in spring at The Nature Conservancy's Zumwalt Prairie Preserve in NE Oregon.


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Mima Mounds on Zumwalt Prairie



Thursday, January 04, 2007

Angry Rattler

I first spotted this rattlesnake in a horse pasture when it startled a horse – the horse then made a brief effort to stomp it to death, but wisely moved away. Then a house cat ran out from garden and began to harrass the thing. The snake went from angry to furious, and began striking at the cat – which was just quick enough to avoid getting tagged.

The snake took refuge under a rock fence brace, and I put the camera on an extension arm which was just able to fit into the hidey hole. I could see nothing, but I could hear the angry snake take offense at the intrusion. I used a remote trigger to quickly crank off a few frames and then left it in peace. Here is one of frames. The camera was outfitted with a superwide lens, so the snake is just inches from the lens.

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Saturday, November 04, 2006

Dancing Bluet

Current folder of Images I am editing: Damselflies. These are such delicate little insects, and so colorful. I usually spot them hovering close to the ground in close vicinity to water. Just a little strip of blue zipping around in the sun. (Actually, they come in a variety of shapes and colors, but blue is the most common). I photographed these close to Camp Creek on the Nature Conservancy's Zumwalt Prairie Preserve in July.

There are hundreds of species in the U.S., dozens in the Pacific Northwest, and many look alike. However, I narrowed down these two individuals to Argia vivida, or Vivid Dancer. The male is blue, the female is pale.

Photographed with a high-speed camera. You can see a little more about the process here: http://www.oregonwild.com/High-Speed1.V.html




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Details About Me

Portland, Oregon, United States
Husband, Father, Student Of Natural History, Photographer