Limbrecht-Ecklundt, K., et al. 2013. The effect of forced choice on facial emotion recognition: A comparison to open verbal classification of emotion labels. GMS
Lindegaard, M. R., et al. 2017. Consolation in the aftermath of robberies resembles post-aggression consolation in chimpanzees.
Lipps, T. 1903. Einfühlung, innere Nachahmung und Organenempfindungen.
Lorenz, K. 1960.
–. 1966.
–. 1980. Tiere sind Gefühlsmenschen.
Magee, B., and R. E. Elwood. 2013. Shock avoidance by discrimination learning in the shore crab (
Maslow, A. H. 1936. The role of dominance in the social and sexual behavior of infra-human primates: I. Observations at Vilas Park Zoo.
Masson, J. M., and S. McCarthy. 1995.
Mathuru, A. S., et al. 2012. Chondroitin fragments are odorants that trigger fear behavior in fish.
Matsuzawa, T. 2011. What is uniquely human? A view from comparative cognitive development in humans and chimpanzees. In
McConnell, P. 2005.
McFarland, D. 1987.
Mendl, M., O. H. P. Burman, and E. S. Paul. 2010. An integrative and functional framework for the study of animal emotion and mood.
Michl, P., et al. 2014. Neurobiological underpinnings of shame and guilt: A pilot fMRI study.
Miller, K. R. 2018.
Mogil, J. S. 2015. Social modulation of and by pain in humans and rodents.
Mulder, M. 1977.
Nagasaka, Y. et al. 2013. Spontaneous synchronization of arm motion between Japanese macaques.
Neal, D. T., and T. L. Chartrand. 2011. Amplifying and dampening facial feedback modulates emotion perception accuracy.