Zobrazeno 1 - 7
of 7
pro vyhledávání: '"Jennifer Vonk"'
Autor:
Jennifer, Vonk
Publikováno v:
Veterinary Record. 191:28-30
Publikováno v:
Zoo Biology. 40:89-97
Judgment bias tasks can reveal changes in affect in animals as a function of environmental manipulations such as provision of enrichment. We assessed affect in an American black bear across seasonal changes in availability of a mulberry bush. We used
Autor:
Jennifer Vonk
Publikováno v:
American Journal of Primatology. 84
Rating scales, such as Likert scales, are incredibly flexible and intuitive tools for measuring individuals' rating of agreement with or relative preference for many types of stimuli. For humans, this typically involves ratings of agreement between e
Publikováno v:
Zoo Biology. 37:23-34
We investigated how forage material affects indicators of welfare in three male Western lowland gorillas (Gorilla gorilla gorilla) at the Detroit Zoo. In addition to their maintenance diet and enrichment foods, the gorillas generally received forage
Autor:
Daniel J. Povinelli, Jennifer Vonk
Publikováno v:
Mind and Language. 19:1-28
The question of whether chimpanzees, like humans, reason about unobservable mental states remains highly controversial. On one account, chimpanzees are seen as possessing a psychological system for social cognition that represents and reasons about b
Publikováno v:
Developmental Psychobiology. 32:177-181
We housed male Mongolian gerbils, their mates, and foster litters of standardized size and sex ratio in enclosures that provided cover in two locations. Males had been gestated in known intrauterine positions: either between two females (2F males) or
Autor:
Jennifer Vonk, Daniel J. Povinelli
Publikováno v:
The Corsini Encyclopedia of Psychology. :1-2