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Full-Text Articles in Psychology
Visual Detection Of Cryptic Prey By Blue Jays (Cyanocitta Cristata), Alexandra T. Pietrewicz, Alan Kamil
Visual Detection Of Cryptic Prey By Blue Jays (Cyanocitta Cristata), Alexandra T. Pietrewicz, Alan Kamil
Avian Cognition Papers
Blue jays learned to respond differentially to the presence or absence of Catocala moths in slides. This detection of the moths by the jays was affected by the background upon which the moth was placed and its body orientation, thus providing an objective measure of crypticity. These procedures are useful for the study of visual detection of prey.
Relationships Among Skin Conductance Activity, Averaged Evoked Potential Amplitude, And Behavior In Chronic Schizophrenia, C. Michael Powell
Relationships Among Skin Conductance Activity, Averaged Evoked Potential Amplitude, And Behavior In Chronic Schizophrenia, C. Michael Powell
Dissertations, Theses, and Masters Projects
No abstract provided.
Social Communication In Canids: Evidence For The Evolution Of A Stereotyped Mammalian Display, Marc Bekoff
Social Communication In Canids: Evidence For The Evolution Of A Stereotyped Mammalian Display, Marc Bekoff
Ethology Collection
The variability in the duration and form of the canid play bow was studied in infant coyotes, wolves, wolf-dog hybrids, beagles, and adult free-ranging dogs. Both duration and form showed marked stereotypy. It appears that the role of this context-specific social signal in the communication of play intention has been fostered by selection for "morphological" stereotypy.