Generalization gradients around a formerly positive S− Thomas ZentallNorman CollinsEliot Hearst Animal Behavior 14 November 2013 Pages: 257 - 259
Effects of age and housing conditions on shock-induced aggression Thomas L. CreerD. A. Powell Animal Behavior 14 November 2013 Pages: 259 - 261
Spatial variation as a conventional cue N. H. Freeman Animal Behavior 14 November 2013 Pages: 262 - 262
The effect of long N-ITR intervals upon the PRE John E. ArnoldtMitri E. Shanab Animal Behavior 14 November 2013 Pages: 263 - 264
The effects of shocking one member of a pair of rats John F. Knutson Animal Behavior 14 November 2013 Pages: 265 - 266
Erratum to: The effect of partial “quinine” reward on acquisition and extinction Paul T P. WongJohn ScullAbram Amsel Erratum 14 November 2013 Pages: 266 - 266
Stimulus induced attenuation of rat vocalizations to tail shock: Shock intensity effects Pietro BadiaStuart Culbertson Animal Behavior 14 November 2013 Pages: 267 - 268
Passive avoidance learning in rats, mice, gerbils, and hamsters Gary C. WaltersErnest L. Abel Animal Behavior 14 November 2013 Pages: 269 - 270
Object-discrimination learning set and hypothesis behavior in the northern bluejay (Cynaocitta cristata) Maxwell W. Hunter IIIAlan C. Kamil Animal Behavior 14 November 2013 Pages: 271 - 273
Spontaneous alternation of brightness? R. O’connell Animal Behavior 14 November 2013 Pages: 273 - 274
The response to stimulus change as a brightness sealing technique R. O’Connell Animal Behavior 14 November 2013 Pages: 275 - 277
Failure to find polydipsia in isolation-reared monkeys N. A. Fittinghoff Jr.D. G. LindburgG. Mitchell Animal Behavior 14 November 2013 Pages: 277 - 277
Erratum to: Assessment of the generality of enhanced learning following unilateral lesions of posterior neocortex in rats Hottman LevinsonSheridan Levinson Erratum 14 November 2013 Pages: 277 - 277
Acquisition of free-operant (Sidman) avoidance in Mongolian gerbils (Meriones unguiculatus) and albino rats Robert W. Powell Animal Behavior 14 November 2013 Pages: 279 - 281
Spatial reversal learning in rats, pigeons, and goldfish N. J. MackintoshAnn Cauty Animal Behavior 14 November 2013 Pages: 281 - 282
Successive reversals of a visual social stimulus Carl DansonThomas Creed Animal Behavior 14 November 2013 Pages: 283 - 285
Differential resistance to extinction as a function of fixed-interval contrast in training Melvin H. MarxDavid W. Witter Animal Behavior 14 November 2013 Pages: 285 - 286
Maintenance of response summation under conditions of minimum stimulus intensity Donald MeltzerBetty Jo Freeman Animal Behavior 14 November 2013 Pages: 287 - 289
Incubation of a passive avoidance response after frontal lesions in the rat Bruce K. WurgelMarlene Oscar-Berman Physiological Psychology 14 November 2013 Pages: 289 - 290
Social facilitation of the rat’s responding in extinction F. Robert TreichlerMarilyn M. GrahamG. Edward Schweikert III Animal Behavior 14 November 2013 Pages: 291 - 293
Mediation of rat-mouse interspecific aggression by cage odor Harry H. AvisJerry T. Treadway Animal Behavior 14 November 2013 Pages: 293 - 294
Reinforcement magnitude effects with overtraining Lois Reel Hammer Animal Behavior 14 November 2013 Pages: 295 - 297
Attenuation of stimulus sensitivity by scopolamine Kenneth BrownDavid M. Warburton Physiological Psychology 14 November 2013 Pages: 297 - 298
Proactive and retroactive effects of diethyl ether on spatial discrimination learning in inbred mouse strains DBA/2J and C57BL/6J Merrill F. EliasScott J. Simmerman Physiological Psychology 14 November 2013 Pages: 299 - 301
Tricarboxylic acid cycle levels following avoidance acquisition by rats Arnold D. Sherman Physiological Psychology 14 November 2013 Pages: 301 - 302
Conditioning and extinction of taste aversions with variations in intensity of the CS and UCS in two strains of rats William B. Dragoin Animal Behavior 14 November 2013 Pages: 303 - 305
Response-reinforcement interactions in multiple interval schedules Ronald G. Hughes Animal Behavior 14 November 2013 Pages: 305 - 306
The effects of delay and difficulty on discrimination learning and stimulus generalization Donald G. WildemannJames G. Holland Animal Behavior 14 November 2013 Pages: 307 - 308
Adrenal corticosteroids and the Kamin effect Nancy SniderHugh A. MarquisMilton D. Suboski Physiological Psychology 14 November 2013 Pages: 309 - 310
The effect of thigmo taxis on negative phototaxis in the earthworm John H. Doolittle Animal Behavior 14 November 2013 Pages: 311 - 312
The developmental aspect of marking and nesting behaviors in Mongolian gerbils (Meriones unguiculatus) C. T. LeeDaniel Estep Animal Behavior 14 November 2013 Pages: 312 - 313
Incentive and frustration effect of direct goal placements John J. PorterHarry L. MadisonAlan J. Swatek Animal Behavior 14 November 2013 Pages: 314 - 316