Rosa is faced with a terrible choice. Senor Garcia, the owner of the Mexican ranch where she and her family live, has offered her a dream job and a mustang colt

"The Rock Rattlesnake (Crotalus lepidus) is a small-to-medium sized rattlesnake that inhibits [sic] the mountainous rocky areas of the United States in western

The acclaimed naturalist offers an in-depth profile of the timber rattlesnake, from its unique biological adaptations to its role in American history. The omino

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A guide to the most important bouldering area in North America by the master himself.