Then he showed her a rattlesnake coiled by the roots of some sage-brush.
"The Virginian" by Owen Wister
Half-way down the rock ladder I grabbed a root, which turned out to be a young rattlesnake, and was so surprised that I pretty near took flight.
"Curly" by Roger Pocock
On the day we visited, a large limb bone (perhaps camel), an eagle toe, articulated rattlesnake vertebrae, plant roots and seed pods were being exposed.