Bornean Orangutans (Pongo pygmaeus pygmaeus) Use Water as a Tool in the Floating Object Task
The purpose of this study was to investigate Bornean orangutans’ ability to use water as a tool. In the floating object task, subjects must spit water into a vertical transparent tube to obtain an out-of-reach food reward (peanut). Two zoo-living orangutans were tested: Denda, a 13-year-old male, an...
| Main Authors: | , |
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| Format: | Article |
| Language: | English |
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Animal Behavior and Cognition
2020-08-01
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| Series: | Animal Behavior and Cognition |
| Subjects: | |
| Online Access: | http://www.animalbehaviorandcognition.org/uploads/journals/28/AB_C_2020_Vol7(3)_DeLong_Burnett.pdf |