On the Division of Labor in Non-Humans

Something resembling cultural diversity may occur…The identical genetic equipment may allow some variation in conduct and organization of (say) a herd. (p273)

Very often, social change is simply far too rapid to be explicable by genetic change.

From society comes culture
Memes are in the culture, not the individual? –sure they are transmitted by the individual but the memepool is in the culture itself

Plough, Sword and Book
Ernest Gellner
U. of Chicago Press
1988