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The Devil's Claw-1

As it grows in the tropics, the seed pod of the devil's claw, or martynia, shown above, resembles a large gourd in color and in texture of its covering. The succeeding prints show how it transforms itself to bite and hold on to passing animals with a bull dog grip.

The Devil's Claw-1

This image is from: Luther Burbank: his methods and discoveries and their practical application. Volume 1 Chapter 3