Mayhew 1961 Journal 24. April 16 Colorado Desert, Riverside & Imperial Cos., Calif. UCR at 2100. We drove 4741 during the trip. The following animals were seen on the trip: Cypinodor macularius Mockingbird Rough-winged swallow Western Kingbird Ring-billed gull House finch Forster's tern House sparrow Black tern Prairie falcon Fulvora tree duck mourning dove Hudsonian curlew Gambel quail Baldpate Roadrunner Burrowing owl Brewer's blackbird Black-necked stilt Tree swallow Violet-green swallow Toggerhead shrike Say's phoebe Turkey vulture Sphairium sp. Double-crested Cormorant Cypivus coapis Yellow-headed blackbird Iotalurus sp. Coot Uma notata Kingfisher Crstalus cerastes Pied-billed grebe Chionactis occipitalis Bittern Urocarnus graciosa Gull-billed tern Ute stavshinara Eared grebe Callisaurus draconoides Western meadowlark Cnemidophorus tigris Sparrow hawk Phrynosoma platyhinra Raven " " m'calli Lesser nighthawk Citellus toreticaudus Red-winged blackbird Diposaurus dorsalis Great horned owl Lepus californicus Lawrence goldfinch Rana pipiens (larval)