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Cultural evolution is the change in a learned behavioral trait as it is transferred from one gereration to the next through social learning.
Luther, D. & Baptista, L. (2010). Urban noise and the cultural evolution of birdsong. Proceedings of the Royal Society, 277, 469-473.
Xing, X.Y., Alstron, P., Yang, X.J. & Lei, F.M. (2013), Recent northward range expansion promotes song evolution in a passerine bird, the light-vented bulbul. Journal of Evolutionary Biology, 26, 867-877.
Examples of cultural evolutionEdit
Examples of cultural evolution are song in oscine passerines, including song dialects, and human speech.