TY - BOOK TI - Western birds VL - v.12:no.2 (1981) UR - https://www.biodiversitylibrary.org/item/210523 PB - California Field Ornithologists CY - [Del Mar, Calif.?] PY - 1981 SN - 0160-1121 N1 - Journal of: California Field Ornithologists, 1973-1976; Western Field Ornithologists, 1976- AU - California Field Ornithologists. AU - Western Field Ornithologists. KW - Bird watching KW - Birds KW - California KW - Electronic journals KW - Geographical distribution KW - Mexico KW - Periodicals KW - United States, West KW - West (U.S.) ER -