TY - RPRT TI - Amphibian populations in the terrestrial environment: Is there evidence of declines of terrestrial forest amphibians in northwestern California? AU - H.H. Welsh AU - G. M. Fellers AU - A.J. Lind PY - 2007 DO - 10.1670/0022-1511(2007)41[469:apitte]2.0.co;2 UR - https://pubs.usgs.gov/publication/70031415 ID - 70031415 ER -