TY - GEN AU - Troje,N F AU - Huber,L AU - Loidolt,M AU - Aust,U AU - Fieder,M TI - Categorical learning in pigeons: the role of texture and shape in complex static stimuli SN - 0042-6989 PY - 1999///0601 KW - Animals KW - Columbidae KW - Depth Perception KW - Form Perception KW - Learning KW - Pattern Recognition, Visual N1 - Publication Type: Journal Article; Research Support, Non-U.S. Gov't UR - https://doi.org/10.1016/s0042-6989(98)00153-9 ER -