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20 eye-opening microscopic images from the Olympus BioScapes Competition

This Rheinberg illumination by Spike Walker of Penkridge, Staffordshire, U.K., shows the suckers on the tarsus of the front leg of a male Dytiscus beetle.

Photo: Spike Walker

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Dytiscus beetle

Honorable mention. This Rheinberg illumination by Spike Walker of Penkridge, Staffordshire, U.K., shows the suckers on the tarsus of the front leg of a male Dytiscus beetle.