Discrimination of geons by pigeons: The effects of variations in surface depiction Michael E. YoungJessie J. PeissigIrving Biederman OriginalPaper Pages: 97 - 106
The role of item- and category-specific information in the discrimination of people versus nonpeople images by pigeons Ulrike AustLudwig Huber OriginalPaper Pages: 107 - 119
The use of relative and absolute bearings by Clark’s nutcrackers,Nucifraga columbiana Juli E. JonesAlan C. Kamil OriginalPaper Pages: 120 - 132
Effect of circadian phase on context and cued fear conditioning in C57BL/6J mice Verónica S. ValentinuzziDaniel E. KolkerFred W. Turek OriginalPaper Pages: 133 - 142
Overshadowing of situational cues with variable but not fixed intertrial intervals Vincent M. LolordoDouglas A. WilliamsJanice E. Mcphee OriginalPaper Pages: 143 - 152
The effect of noncontingent outcomes on extinction of the response-outcome association Ruth M. Colwill OriginalPaper Pages: 153 - 164
Stimulus control of anticipatory responding in instrumental learning as revealed in serial learning tasks E. J. CapaldiRonald M. Miller OriginalPaper Pages: 165 - 175
Resistance to extinction: contingency termination and generalization decrement John A. NevinAnthony P. McleanRandolph C. Grace OriginalPaper Pages: 176 - 191