TY - GEN AU - DeFulio,Anthony AU - Hackenberg,Timothy D TI - Discriminated timeout avoidance in pigeons: the roles of added stimuli SN - 0022-5002 PY - 2007///1018 KW - Animals KW - Avoidance Learning KW - Columbidae KW - Discrimination Learning KW - Male N1 - Publication Type: Journal Article; Research Support, U.S. Gov't, Non-P.H.S UR - https://doi.org/10.1901/jeab.2007.59-06 ER -