Chimpanzee (Pan troglodytes) gaze is conspicuous at ecologically-relevant distances

  • Santana, SE, Alfaro, JL & Alfaro, ME Adaptive evolution of facial color patterns in Neotropical primates. Proc. R. Soc. B Biol. Sci. 2792204–2211 (2012).

    Article Google Scholar

  • Santana, SE, Alfaro, JL, Noonan, A. & Alfaro, ME Adaptive response to sociality and ecology drives the diversification of facial color patterns in catarrhines. Nat. Commun. 425 (2013).

    Article Google Scholar

  • Kobayashi, H. & Kohshima, S. Unique morphology of the human eye and its adaptive meaning: Comparative studies on external morphology of the primate eye. J. Hum. Evol. 40419–435 (2001).

    CAS PubMed Article Google Scholar

  • Tomasello, M., Hare, B., Lehmann, H. & Call, J. Reliance on head versus eyes in the gaze following of great apes and human infants: The cooperative eye hypothesis. J. Hum. Evol. 52314–320 (2007).

    PubMed Article Google Scholar

  • Farroni, T. et al. Newborns’ preference for face-relevant stimuli: Effects of contrast polarity. Proc. Natl. Acad. Sci. USA 10217245–17250 (2005).

    ADS CAS PubMed PubMed Central Article Google Scholar

  • Farroni, T., Massaccesi, S., Pividori, D. & Johnson, MH Gaze following in newborns. Infancy 539–60 (2004).

    Article Google Scholar

  • Itakura, S. & Tanaka, M. Use of experimenter-given cues during object-choice tasks by chimpanzees (Pan troglodytes), an orangutan (Pongo pygmaeus), and human infants (Homo sapiens). J. Comp. Psychol. 112119–126 (1998).

    CAS PubMed Article Google Scholar

  • Yorzinski, JL, Thorstenson, CA & Nguyen, TP Sclera and iris color interact to influence perception gaze. Front. Psychol. 121–11 (2021).

    Article Google Scholar

  • Yorzinski, JL, Harbourne, A. & Thompson, W. Sclera color in humans facilitates gaze perception during daytime and nighttime. PLoS One 161–15 (2021).

    Google Scholar

  • Yorzinski, JL & Miller, J. Sclera color enhances gaze perception in humans. PLoS One 15th1–14 (2020).

    Google Scholar

  • Tomasello, M., Call, J. & Hare, B. Five primate species follow the visual gaze of conspecifics. Anim. Behav. 551063–1069 (1998).

    CAS PubMed Article Google Scholar

  • Kano, F. & Call, J. Cross-species variation in gaze following and conspecific preference among great apes, human infants and adults. Anim. Behav. 91137–150 (2014).

    Article Google Scholar

  • Kano, F., Kawaguchi, Y. & Yeow, H. Experimental evidence for the gaze-signaling hypothesis: White sclera enhances the visibility of eye gaze direction in humans and chimpanzees. bioRxiv 2021.09.21.461201 (2021).

  • Perea-García, JO, Kret, ME, Monteiro, A. & Hobaiter, C. Scleral pigmentation leads to conspicuous, not cryptic, eye morphology in chimpanzees. Proc. Natl. Acad. Sci. USA 11619248–19250 (2019).

    PubMed PubMed Central Article Google Scholar

  • Mearing, AS & Koops, K. Quantifying gaze conspicuousness: Are humans distinct from chimpanzees and bonobos?. J. Hum. Evol. 157103043 (2021).

    PubMed Article Google Scholar

  • Mearing, AS, Burkart, JM, Dunn, J., Street, SE & Koops, K. The evolutionary origins of primate scleral coloration. bioRxiv 402021.07.25.453695 (2021).

  • Mayhew, JA & Gómez, JC Gorillas with white sclera: A naturally occurring variation in a morphological trait linked to social cognitive functions. Am. J. Primatol. 77869–877 (2015).

    PubMed Article Google Scholar

  • Caspar, KR, Biggemann, M., Geissmann, T. & Begall, S. Ocular pigmentation in humans, great apes, and gibbons is not suggestive of communicative functions. Sci. Rep. 111–14 (2021).

    Article Google Scholar

  • Kano, F. et al. What is unique about the human eye? Comparative image analysis on the external eye morphology of human and nonhuman great apes. Evol. Hum. Behav. https://doi.org/10.1016/j.evolhumbehav.2021.12.004 (2021).

    Article Google Scholar

  • Caves, EM & Johnsen, S. AcuityView: An r package for portraying the effects of visual acuity on scenes observed by an animal. Methods Ecol. Evol. 9793–797 (2018).

    Article Google Scholar

  • Osorio, D. & Vorobyev, M. Photoreceptor spectral sensitivities in terrestrial animals: Adaptations for luminance and color vision. Proc. R. Soc. B Biol. Sci. 2721745–1752 (2005).

    CAS Article Google Scholar

  • Troscianko, J. & Stevens, M. Image calibration and analysis toolbox—a free software suite for objectively measuring reflectance, color and pattern. Methods Ecol. Evol. 61320–1331 (2015).

    PubMed PubMed Central Article Google Scholar

  • Stevens, M., Párraga, CA, Cuthill, IC, Partridge, JC & Troscianko, TS Using digital photography to study animal coloration. Biol. J. Linn. Soc. 90211–237 (2007).

    Article Google Scholar

  • Whitham, W., Schapiro, SJ, Troscianko, J. & Yorzinski, JL The gaze of a social monkey is perceptible to conspecifics and predators but not prey. Proc. R. Soc. B Biol. Sci. 2010 (2002).

    Google Scholar

  • Bethell, EJ, Vick, S. & Bard, KA Measurement of eye-gaze in chimpanzees (Pan troglodytes). Am. J. Primatol. 69562–575 (2007).

    PubMed Article Google Scholar

  • Sreekar, R. & Quader, S. Influence of gaze and directness of approach on the escape responses of the Indian rock lizard, Psammophilus dorsalis (Gray, 1831). J. Biosci. 38829–833 (2013).

    CAS PubMed Article Google Scholar

  • Lee, S. et al. Direct look from a predator shortens the risk-assessment time by prey. PLoS One 81–7 (2013).

    Google Scholar

  • Carter, J., Lyons, NJ, Cole, HL & Goldsmith, AR Subtle cues of predation risk: Starlings respond to a predator’s direction of eye-gaze. Proc. R. Soc. B Biol. Sci. 2751709–1715 (2008).

    Article Google Scholar

  • Newton-Fisher, NE Chimpanzee hunting. Behav. Handb. Paleoanthropol. https://doi.org/10.1007/978-3-540-33761-4_42. (2007).

    Article Google Scholar

  • Caro, T. et al. The evolution of primate coloration revisited. Behav. Ecol. 32555–567 (2021).

    Article Google Scholar

  • Kilkenny, C., Browne, W., Cuthill, IC, Emerson, M. & Altman, DG Animal research: Reporting in vivo experiments: The ARRIVE guidelines. br. J. Pharmacol. 1601577–1579 (2010).

    CAS PubMed PubMed Central Article Google Scholar

  • Bergman, TJ & Beehner, JC A simple method for measuring color in wild animals: Validation and use on chest patch color in geladas (Theropithecus gelada). Biol. J. Linn. Soc. 94231–240 (2008).

    Article Google Scholar

  • Stevens, M., Stoddard, MC & Higham, JP Studying primate color: Towards visual system-dependent methods. Int. J. Primatol. 30893–917 (2009).

    Article Google Scholar

  • van den Berg, CP, Troscianko, J., Endler, JA, Marshall, NJ & Cheney, KL Quantitative Color Pattern Analysis (QCPA): A comprehensive framework for the analysis of color patterns in nature. Methods Ecol. Evol. 11316–332 (2020).

    Article Google Scholar

  • Deeb, SS, Jorgensen, AL, Battisti, L., Iwasaki, L. & Motulsky, AG Sequence divergence of the red and green visual pigments in great apes and humans. Proc. Natl. Acad. Sci. USA 917262–7266 (1994).

    ADS CAS PubMed PubMed Central Article Google Scholar

  • Matsuzawa, T. Form perception and visual acuity. Folia Primatol. Int. J. Primatol. 5524-32 (1990).

    CAS Article Google Scholar

  • Jacobs, GH, Deegan, JF & Moran, JL ERG Measurements of the spectral sensitivity of common chimpanzee (Pan troglodytes). Vis. Res. 362587–2594 (1996).

    CAS PubMed Article Google Scholar

  • Jacobs, GH & Deegan, JF Uniformity of color vision in Old World monkeys. Proc. R. Soc. B Biol. Sci. 2662023–2028 (1999).

    CAS Article Google Scholar

  • Kemp, AD & Christopher Kirk, E. Eye size and visual acuity influence vestibular anatomy in mammals. Anat. Rec. 297781–790 (2014).

    Article Google Scholar

  • Osorio, D., Smith, AC, Vorobyev, M. & Buchanan-Smith, HM Detection of fruit and the selection of primate visual pigments for color vision. Am. Nat. 164696–708 (2004).

    CAS PubMed Article Google Scholar

  • Vorobyev, M. & Osorio, D. Receptor noise as a determinant of color threshoIds. Proc. R. Soc. B Biol. Sci. 265351–358 (1998).

    CAS Article Google Scholar

  • Siddiqi, A., Cronin, TW, Loew, ER, Vorobyev, M. & Summers, K. Interspecific and intraspecific views of color signals in the strawberry poison frog Dendrobates pumilio. J. Exp. Biol. 2072471–2485 (2004).

    PubMed Article Google Scholar

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