A lone island in the northern part of the Sea of Cortez or Gulf of California with vertical walls climbing 1000 foot from the sea is Isla San Pedro Martir. Like many islands in the gulf, Martir is home to many colonies of birds like the brown footed Booby sitting atop this cactus. The Brown booby, like his cousin, the blue-footed booby populate these islands as does lizards and insects which bring a distinct quality to the life found here much like the rattleless rattlesnake found on one island in the gulf...