Compassionate Rats


Would a rat attempt to free a trapped rat?


A dataset with 30 observations on the following 2 variables.

Sex Sex of the rat: coded as F or M
Empathy Freed the trapped rat? no or yes


In a recent study, some rats showed compassion by freeing another trapped rat, even when chocolate served as a distraction and even when the rats would then have to share the chocolate with their freed companion.


Bartal I.B., Decety J., and Mason P., "Empathy and Pro-Social Behavior in Rats," Science, 2011; 224(6061):1427-1430.

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