A comprehensive list of animals that have passed the mirror test, plus information about the mirror test and its significance in animal cognition research.
I suspect it isn’t that the test can’t be done in the wild, simply that it hasn’t been. There’s some logistical issues to marking, releasing, and observing animals in the wild without being noticed that I expect makes working with captive animals an easier first step.
I suspect it isn’t that the test can’t be done in the wild, simply that it hasn’t been. There’s some logistical issues to marking, releasing, and observing animals in the wild without being noticed that I expect makes working with captive animals an easier first step.