Hampton, R. R., A. Zivin, and E. A. Murray. 2004. Rhesus monkeys (
Hanlon, R. T. 2007. Cephalopod dynamic camouf lage.
–. 2013. Camouf laged octopus makes marine biologist scream bloody murder (video).
Hanlon, R. T., and J. B. Messenger. 1996.
Hanlon, R. T., J. W. Forsythe, and D. E. Joneschild. 1999. Crypsis, conspicuousness, mimicry and polyphenism as antipredator defences of foraging octopuses on indo-pacific coral reefs, with a method of quantifying crypsis from video tapes.
Hanus, D., N. Mendes, C. Tennie, and J. Call. 2011. Comparing the performances of apes (
Hare, B., M. Brown, C. Williamson, and M. Tomasello. 2002. The domestication of social cognition in dogs.
Hare, B., J. Call, and M. Tomasello 2001. Do chimpanzees know what conspecifics know?
Hare, B., and M. Tomasello. 2005. Human-like social skills in dogs?
Hare, B., and V. Woods. 2013.
Harlow, H. F. 1953. Mice, monkeys, men, and motives.
Hattori, Y., F. Kano, and M. Tomonaga. 2010. Differential sensitivity to conspecific and allospecific cues in chimpanzees and humans: A comparative eye-tracking study.
Hattori, Y., K. Leimgruber, K. Fujita, and F. B. M. de Waal. 2012. Food-related tolerance in capuchin monkeys (
Heisenberg, W. 1958.
Herculano-Houzel, S. 2009. The human brain in numbers: A linearly scaled-up primate brain.
–. 2011. Brains matter, bodies maybe not: The case for examining neuron numbers irrespective of body size.
Herculano-Houzel, S., et al. 2014. The elephant brain in numbers.
Herrmann, E., et al. 2007. Humans have evolved specialized skills of social cognition: The cultural intelligence hypothesis.
Herrmann, E., V. Wobber, and J. Call. 2008. Great apes' (
Heyes, C. 1995. Self-recognition in mirrors: Further ref lections create a hall of mirrors.
Hillemann, F., T. Bugnyar, K. Kotrschal, and C. A. F. Wascher. 2014. Waiting for better, not for more: Corvids respond to quality in two delay maintenance tasks.
Hirata, S., K. Watanabe, and M. Kawai. 2001. "Sweet-potato washing" revisited. In
Hobaiter, C., and R. Byrne. 2014. The meanings of chimpanzee gestures.
Hodos, W., and C. B. G. Campbell. 1969.
Hopper, L. M., S. P. Lambeth, S. J. Schapiro, and A. Whiten. 2008. Observational learning in chimpanzees and children studied through "ghost" conditions.
Horner, V., et al. 2010. Prestige affects cultural learning in chimpanzees.
Horner, V., D. J. Carter, M. Suchak, and F. B. M. de Waal. 2011. Spontaneous prosocial choice by chimpanzees.
Horner, V., and F. B. M. de Waal. 2009. Controlled studies of chimpanzee cultural transmission.