15) Because It Is In the Center Of The Two Photos, This Peppered Moth Caterpiller Is Easy To See. But At A Distance Its Camouflage Works Very Well.
By Noor MAF, Parnell RS, Grant BS - A Reversible Color Polyphenism in American Peppered Moth (Biston betularia cognataria) Caterpillars. PLoS ONE 3(9): e3142. doi:10.1371/journal.pone.0003142, CC BY 2.5,
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File = PepperedMothCaterpillersMimicTwig = 800px-Biston betularia