Except in this instance the conflict erupted after the population size was reduced due to disease so it's not entirely clear this was caused by the scarcity of

Except in this instance the conflict erupted after the population size was reduced due to disease so it's not entirely clear this was caused by the scarcity of resources. Nor is it clear what selective advantage mutually destructive wars would have assuming plenty of resources. The researchers posit group relational dynamics being the primary factor.