Conditioning, Operant

21.

Minimum duration of reactivation at 3 months of age.

Briefly exposing subjects to an isolated component of an event after they have forgotten can reactivate their memory of it, leading to renewed retention on an ensuing test. In two experiments with forty-eight 3-month-old infants, we asked what minimum ...
A Joh, B Sweeney, C Rovee-Collier (Dev Psychobiol, 200201)
minimum-duration-reactivation-months-age.asp

22.

Measuring and modelling the photopic flicker sensitivity of the chicken (Gallus g. domesticus).

The photopic flicker sensitivity of the chicken was determined using an operant conditioning psychophysical technique. The results show both high- and low-frequency fall-off in the sensitivity response, which peaked around 15 Hz. Flicker sensitivity was ...
John R Jarvis, Nina R Taylor, Neville B Prescott, Ian Meeks, Christopher M Wathes (Vision Res, 200201)
measuring-modelling-photopic-flicker-sensitivity-chicken-gallus-g.asp

23.

Psychological diversity in chimpanzees and humans: new longitudinal assessments of chimpanzees understanding of attention.

We present the results of 5 experiments that assessed 7 chimpanzees understanding of the visual experiences of others. The research was conducted when the animals were adolescents (7-8 years of age) and adults (12 years of age). The experiments examined ...
Daniel J Povinelli, Sarah Dunphy-Lelii, James E Reaux, Michael P Mazza (Brain Behav Evol, 2002)
psychological-diversity-chimpanzees-humans-new-longitudinal.asp

24.

Selecting shelter dogs for service dog training.

Service dogs are an essential aid to persons with disabilities, providing independence, mobility, and improved self-esteem. Because of these proven benefits, the growing se of service dogs is creating a demand and supply crisis. One major cause is the ...
Emily Weiss (J Appl Anim Welf Sci, 2002)
selecting-shelter-dogs-service-dog-training.asp