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Johnson, Sarah A.; Sacks, Patricia K.; Turner, Sean M.; Gaynor, Leslie S.; Ormerod, Brandi K.; Maurer, Andrew P.; Bizon, Jennifer L.; Burke, Sara N. – Learning & Memory, 2016
Hippocampal-dependent episodic memory and stimulus discrimination abilities are both compromised in the elderly. The reduced capacity to discriminate between similar stimuli likely contributes to multiple aspects of age-related cognitive impairment; however, the association of these behaviors within individuals has never been examined in an animal…
Descriptors: Brain Hemisphere Functions, Animals, Models, Tests
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Oakes, Lisa M.; And Others – Developmental Psychology, 1997
Infants were familiarized with plastic animals from one of two categories (land or sea) that were judged similar or variable by adults. Infants were then tested with novel animals from the same or a different category. Thirteen-month-olds in the similar familiarization condition dishabituated to novel animals of a different category and, to a…
Descriptors: Age Differences, Animals, Classification, Infants
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Nissani, Moti; Hoefler-Nissani, Donna; Lay, U. Tin; Htun, U. Wan – Journal of the Experimental Analysis of Behavior, 2005
Two experiments explored the behavior of 20 Asian elephants ("Elephas aximus") in simultaneous visual discrimination tasks. In Experiment 1, 7 Burmese logging elephants acquired a white+/black- discrimination, reaching criterion in a mean of 2.6 sessions and 117 discrete trials, whereas 4 elephants acquired a black+/white- discrimination in 5.3…
Descriptors: Visual Discrimination, Animals, Animal Behavior, Behavioral Science Research