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| These appear to be caddis fly larvae. They're dragging their "shells" alond the creek bed, making traces. |
| Camera: NIKON D700 | Date: 2/20/11 10:08 AM | Resolution: 4256 x 2832 | ISO: 200 | Exp. Time: 1/100s | Aperture: 5.0 | Focal Length: 85.0mm (~85.0mm) |
| Total images: 192 | Last update: 2/26/11 6:32 PM | Help |