Sheene, H. 1981 8 May (cont.) RR tracks. Walked from there across the lava, parallel to Natl. Trails Hwy, to a point well W. of Jeff Kaufman's study site (this is a few hundred meters W. of where there are currently two small RR buildings next to the tracks). Arrived back at car @1430 (this is PDSST). We saw few lizards 'til ~ noon, after which we saw quite a few Uma, Diplsosaurus, and Cnemidophorus. Early in the AM we noosed a pair of Urosaurus gracilis on the dead, E facing low branches of a creoste bush. @1500 I photographed and noosed another osleep (?!) on low grass in dune sand. At 10:25 AM Robert sighted a Shrike perched on a lava boulder, and through binoculars I saw that it was holding an adult Phrynosoma platyplinos. The Phrynosoma when set free was immobile, slowly flattened, and tilted toward the Shrike. When we rushed the shrike to attempt to get the lizard, it flew off and circled 90° to a ridge ~100m away. Shortly thereafter it flew nearer to us, landed on a