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Coloration, Camouflage, And Sexual Dichromatism In The Northern Pacific Rattlesnake (Crotalus Oreganus), Jefferson Brooks
Coloration, Camouflage, And Sexual Dichromatism In The Northern Pacific Rattlesnake (Crotalus Oreganus), Jefferson Brooks
All Master's Theses
In some viperid snakes, natural selection has shaped coloration and patterning to match local habitats, and for males to show greater warning coloration than females due to a less sedentary lifestyle. The Northern Pacific Rattlesnake (Crotalus oreganus) is likely the most abundant ambush predator in eastern Washington, yet little is known about its color variation, how color patterns interact with their habitats, and if male and female snakes show differences in patterning or color. To explore how snake color might interact with the colors of their environment, I used standardized digital photography to record both snake and substrate coloration. …