Mayhew 1958 Journal 80. May 10 Univ. Calif. campus, Riverside, Riverside Co., Calif. American goldfinch Lesser goldfinch Bullock's oriole House finch Mourning dove Anna's hummingbird Song sparrow Cliff swallow Red-shafted flicker Calif. quail Mockingbird Brown towhee Cedar waxwing Brewer's blackbird Crow Black-chinned hummingbird Killdeer Lawrence's goldfinch Costa hummingbird Common brush-tit Wren-tit Western kingbird Sage sparrow Roadrunner Sylvilagus auduboni Lepus californicus Cnemidophorus tigris Phrynosoma coronatum Cnemidophorus hyperythrus Sceloporus ocutili Sceloporus occidentalis Uta stansburiana Lampropeltis getulia Bewick wren Citellus beechyi 35 species of vertebrates were seen this trip compared to 40 species seen when the class was in the same area April 12. Those seen last trip but not this were: Hyla regilla Scophius hammondii Pituophis catenifer Lichanura trivirgata Raven Black phoebe Sparrow hawk White-throated swift Scrub jay White-crowned sparrow Rufous-sided towhee Red-tailed hawk Red-winged blackbird Meadowlark Batrachoseps sp.