Hydra, a simple fresh-water animal possessing radial symmetry, imaged in darkfield. Biologists are interested in hydras because of their regenerative ability, and their apparent inability to age or die of old age. Honorable Mention, 2010 Olympus BioScapes Digital Imaging Competition®.
Spatial Axis | Image Size | Pixel Size |
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X | 1943px | —— |
Y | 2361px | —— |