The article in the post includes a link to exactly that. The hypothesis is that groups of humans one way or another weeded out the too aggressive ones, and thereby made it possible to actually create groups (where "aggressive" here means to automatically "bare their teeth and hiss" to newcomers, like undomesticated animals often do).
It may well be, but the authority in my garden has demonstrated to me time and again that my claims of science are entirely irrelevant if the dindins aren't deposited in a timely manner, in which case, its war and thus bitey bitey time .. she does get pretty familiar with the scientific method, howevever, when the time comes to chase away the bugs and deposit certain necessary fluids in the neighbors rose bed, whatever their religion has to say on the subject ...
The article in the post includes a link to exactly that. The hypothesis is that groups of humans one way or another weeded out the too aggressive ones, and thereby made it possible to actually create groups (where "aggressive" here means to automatically "bare their teeth and hiss" to newcomers, like undomesticated animals often do).
Some more than others according to my observations :\
It may well be, but the authority in my garden has demonstrated to me time and again that my claims of science are entirely irrelevant if the dindins aren't deposited in a timely manner, in which case, its war and thus bitey bitey time .. she does get pretty familiar with the scientific method, howevever, when the time comes to chase away the bugs and deposit certain necessary fluids in the neighbors rose bed, whatever their religion has to say on the subject ...