Article
Evolutionary morphology of the rattlesnake style.
BMC evolutionary biology - 10 Feb 2009
Meik Jesse M, Pires-daSilva André
Abstract excerpt
BACKGROUND: The rattlesnake rattling system is an evolutionary novelty that includes anatomical, behavioral, and physiological modifications of the generalized pitviper tail. One such modification, the formation of a bony clublike style at the terminal region of the caudal vertebrae, has not prev...
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