Sony F-717 digital
48.5 mm at f4
1/320 at ISO 100

thinstripe hermit crab Clibanarius vittatus

In a few inches of water at the local boat launch, a thinstripe hermit crab (Clibanarius vittatus) ambles across the sand backwards in typical blundering fashion, never watching where they're going. I suppose it's a good thing they're armored...