This episode\u2014which is Number 48\u2014is about the \u201cPecking Order\u201d in birds. Or, to use the more technical term, dominance hierarchy. Our focus will be on dominance hierarchies that we see among birds within a single species. White-crowned Sparrows beating up on other White-crowned Sparrows, for example, as opposed to White-crowned Sparrows beating up on another species, like Lincoln\u2019s Sparrow. The latter would be an example of interspecies dominance. But today, we\u2019re talking about intraspecies dom...