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Elephants have a nose for quantity.
Plotnik JM, Brubaker DL, Dale R, Tiller LN, Mumby HS, Clayton NS. Plotnik JM, et al. Proc Natl Acad Sci U S A. 2019 Jun 18;116(25):12566-12571. doi: 10.1073/pnas.1818284116. Epub 2019 Jun 3. Proc Natl Acad Sci U S A. 2019. PMID: 31160445 Free PMC article.
Elephants know when they need a helping trunk in a cooperative task.
Plotnik JM, Lair R, Suphachoksahakun W, de Waal FB. Plotnik JM, et al. Proc Natl Acad Sci U S A. 2011 Mar 22;108(12):5116-21. doi: 10.1073/pnas.1101765108. Epub 2011 Mar 7. Proc Natl Acad Sci U S A. 2011. PMID: 21383191 Free PMC article.
Visual cues given by humans are not sufficient for Asian elephants (Elephas maximus) to find hidden food.
Plotnik JM, Pokorny JJ, Keratimanochaya T, Webb C, Beronja HF, Hennessy A, Hill J, Hill VJ, Kiss R, Maguire C, Melville BL, Morrison VM, Seecoomar D, Singer B, Ukehaxhaj J, Vlahakis SK, Ylli D, Clayton NS, Roberts J, Fure EL, Duchatelier AP, Getz D. Plotnik JM, et al. PLoS One. 2013 Apr 17;8(4):e61174. doi: 10.1371/journal.pone.0061174. Print 2013. PLoS One. 2013. PMID: 23613804 Free PMC article.
The evolution of self-control.
MacLean EL, Hare B, Nunn CL, Addessi E, Amici F, Anderson RC, Aureli F, Baker JM, Bania AE, Barnard AM, Boogert NJ, Brannon EM, Bray EE, Bray J, Brent LJ, Burkart JM, Call J, Cantlon JF, Cheke LG, Clayton NS, Delgado MM, DiVincenti LJ, Fujita K, Herrmann E, Hiramatsu C, Jacobs LF, Jordan KE, Laude JR, Leimgruber KL, Messer EJ, Moura AC, Ostojić L, Picard A, Platt ML, Plotnik JM, Range F, Reader SM, Reddy RB, Sandel AA, Santos LR, Schumann K, Seed AM, Sewall KB, Shaw RC, Slocombe KE, Su Y, Takimoto A, Tan J, Tao R, van Schaik CP, Virányi Z, Visalberghi E, Wade JC, Watanabe A, Widness J, Young JK, Zentall TR, Zhao Y. MacLean EL, et al. Among authors: plotnik jm. Proc Natl Acad Sci U S A. 2014 May 20;111(20):E2140-8. doi: 10.1073/pnas.1323533111. Epub 2014 Apr 21. Proc Natl Acad Sci U S A. 2014. PMID: 24753565 Free PMC article.
21 results