Thompson Carlshad Cavern Big Canyon April 24, 1931, Sigo, Wright, & J. and may be more plentiful than the few observations & evidence would indicate. This, perhaps, because they are so wary. A few years ago, Sigo bought a ferret from some boy who had cought it in a street in Albuquerque. Whether it had been brought in, or wandered in, he did not know. He told of a ferret's defeat a large dog years ago, when the ferret was caught in & encumbered by a trap. Concerning poison, a quail Sigo said that he occasionally lost Scaled Quail from strichnine poisoning set out for sparrows. Therefore he believes that a concentrate poison will kill quail. Sigo's stand on the Biological Survey's Poisoning is this: The coyote is the chief enemy; it is beneficial in its own range & habitat