Greene, H. 1989 August 17 under thick mesquite near Paradise Rd. The F was (continued) in a tight flat coil in blotched sun, w/ rattle helder. The M was part in sun (head and tail), partly hidden under the boulder. An impressive sight! after a couple of minutes, the M clicked his rattle (we were ~2-3 m away) and pulled back under the rock. at ~1400 h, a Spasmophilus variegatus moved away from the boulder as I approached - unclear if it was started by my approach or behaving nervously because of the snakes. Now the two snakes are together under edge of the boulder, heads adjacent and pointing out in sun. I took some photos, and eventually the M rattled briefly and withdrew under the rock. When I checked again at 1645 h it was dark cloudy and cool, and I could only see the edge of the M's coil. I gave a talk at the SWRS after dinner, and road hunted from there to 2 mi E of Portal and back to Barney's at 2230h - saw nothing. There was a heavy thunder storm during my talk, and afterwards Wade Shebrooke (SWRS Director) took out on a narrow foot bridge over the Middle Fork of Cave Creek. The stream was in flood and I could hear a roar of boulders being rolled in the stream - as if they were in a rotating drum! When I reached Barney's house, the stream in front of his house was high enough that I elected