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pro vyhledávání: '"Jennifer Vonk"'
Autor:
Jennifer Vonk
Publikováno v:
Animal Behavior and Cognition, Vol 7, Iss 3, Pp 264-269 (2020)
Povinelli (2000) published a series of careful studies probing chimpanzees’ understanding of physical causality in the book, “Folk Physics for Apes: The Chimpanzee’s theory of how the world works.” The studies and Povinelli’s conclusions re
Autor:
Jennifer Vonk
Publikováno v:
Animal Behavior and Cognition, Vol 7, Iss 2, Pp 82-86 (2020)
In 1980, two groundbreaking articles were published by the team of Seyfarth, Cheney and Marler. In these papers, the question of whether vervet monkeys produced and encoded semantic information in their alarm calls set the stage for experimental expl
Autor:
Stephanie E. Jett, Jennifer Vonk
Publikováno v:
Animal Behavior and Cognition, Vol 5, Iss 1, Pp 68-78 (2018)
We presented two American black bears (Ursus americanus) with a serial list learning memory task, and one of the bears with a matching-to-sample task. After extended training, both bears demonstrated some success with the memory task but failed to ge
Autor:
Molly C. McGuire, Jennifer Vonk
Publikováno v:
Animal Behavior and Cognition, Vol 5, Iss 1, Pp 103-117 (2018)
In order to assess mood state in three male western lowland gorillas housed in a bachelor group, we developed a novel version of a cognitive bias task. The background color of a touchscreen presented a conditional ‘if, then…” rule relating to o
Publikováno v:
Animal Behavior and Cognition, Vol 4, Iss 1, Pp 91-104 (2017)
In nonhumans, ‘optimism’ is often defined as responding to an ambiguous item in the same manner as to items previously associated with reward (or lack of punishment), and “pessimism” is defined as responding to an ambiguous item in the same m
Autor:
Courtney E. Smith, Radhika Macheka, Michael J. Beran, Erica Hernandez, Audra E. M. Ames, Kymbr Wright, Lisa K. Lauderdale, Lauren Highfill, Kelly Winship, Holli C. Eskelinen, Kelsey R. Moreno, Andrew J. Wright, Malin K. Lilley, Briana M. Cappiello, Erin E. Frick, Marie Trone, Natalia Botero, Beri Brown, Riley P Macgregor, Kendal Smith, Mark J. Xitco, Heather M. Hill, Jennifer Vonk, Deirdre Yeater, Ali Taylor, Lance J. Miller, Pepper Hanna, Rachel T. Walker
Publikováno v:
Animal Behavior and Cognition, Vol 3, Iss 3, Pp 120-130 (2016)
However, for the next few pages, we wish to pay special tribute to Stan as a mentor, as this role was perhaps the one that was most pivotal in defining who he was as a scientist, colleague, and friend. We take comfort in the fact that Stan’s memory
Autor:
Mark A. Krause, Jennifer Vonk
Publikováno v:
Animal Behavior and Cognition, Vol 5, Iss 2, Pp i-ii (2018)
Publikováno v:
Animals
Animals; Volume 6; Issue 1; Pages: 6
Animals : an Open Access Journal from MDPI
Animals, Vol 6, Iss 1, p 6 (2016)
Animals; Volume 6; Issue 1; Pages: 6
Animals : an Open Access Journal from MDPI
Animals, Vol 6, Iss 1, p 6 (2016)
Public perception of bats has historically been largely negative with bats often portrayed as carriers of disease. Bats are commonly associated with vampire lore and thus elicit largely fearful reactions despite the fact that they are a vital and val
Autor:
Jennifer Vonk, Moriah Galvan
Publikováno v:
Animal Behavior and Cognition, Vol 1, Iss 3, Pp 309-330 (2014)
To properly test hypotheses about the emergence of cognitive capacities in humans and other animals, it is important to test species that differ in morphology and ecology. One of the most notable aspects of animal ecology that has been championed as