Operant variability when reinforcement is delayed Katie WagnerAllen Neuringer OriginalPaper Pages: 111 - 123
Discrimination of what, when, and where is not based on time of day Stephanie J. BabbJonathon D. Crystal OriginalPaper Pages: 124 - 130
The influence of temporal spacing on time-place discrimination Matthew J. PizzoJonathon D. Crystal OriginalPaper Pages: 131 - 143
An analysis of visual oddity concept learning in a California sea lion (Zalophus californianus) Petra HilleGuido DehnhardtBjörn Mauck OriginalPaper Pages: 144 - 153
Color vision in the giant panda (Ailuropoda melanoleuca) Angela S. KellingRebecca J. SnyderTerry L. Maple OriginalPaper Pages: 154 - 161
Family resemblances facilitate formation and expansion of functional equivalence classes in pigeons Masako JitsumoriNaoki ShimadaSana Inoue OriginalPaper Pages: 162 - 175
Scalar effects in the visual discrimination of numerosity by pigeons Jacky EmmertonJennifer C. Renner OriginalPaper Pages: 176 - 192
Effects of preexposure and retention interval placement on latent inhibition and perceptual learning in a choice-maze discrimination task L. G. De la CasaWilliam Timberlake OriginalPaper Pages: 193 - 201
Effects of forced-choice runway variations on rats’ T-maze serial pattern learning Izabela SzelestJerome Cohen OriginalPaper Pages: 202 - 214