Most people would be appalled at the idea of not preferencing one's own children over others. If parents didn't, kids wouldn't survive.
-
-
some combination of matching + ethnocentrism, that is. Intergroup cooperation can be useful at times, and so can ethnocentrism.
Thanks. Twitter will use this to make your timeline better. UndoUndo
-
Loading seems to be taking a while.
Twitter may be over capacity or experiencing a momentary hiccup. Try again or visit Twitter Status for more information.