File:Sketch of a cooperative pulling experiment with elephants.jpg
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Summary[edit]
| Description |
English: Drawing of a cooperative pulling experiment with elephants. Only if the elephants pull the rope simultaneously will the platform slide into reach. Drawing made by Frans M de Waal. Research paper: Plotnik, Joshua M.; Lair, Richard; Suphachoksahakun, Wirot; de Waal, Frans B. M. (2011). "Elephants know when they need a helping trunk in a cooperative task". Proceedings of the National Academy of Sciences. 108 (12): 5116–5121. |
| Date | |
| Source | emailed by author to me on 4 March 2018. I requested an image with license Creative Commons and author emailed me his own work |
| Author | Frans M de Waal |
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Permission granted by Frans M de Waal to upload this work onto Wikimedia on his behalf under the license cc-by-4.0. This work is his own and was emailed to uploader on 4 March 2018.
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 04:00, 25 August 2019 | | 1,728 × 2,405 (669 KB) | SteinsplitterBot (talk | contribs) | Bot: Image rotated by 90° |
| 07:15, 5 March 2018 |  | 2,405 × 1,729 (692 KB) | Edwininlondon (talk | contribs) | User created page with UploadWizard |
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The following page uses this file:
- File:Thaicoop3.jpg (file redirect)
