Final answer:
Criterion 5 for demonstrating character displacement involves the relation between a species' characteristics and its environmental elements, such as political, economic, social, and cultural factors.
Step-by-step explanation:
The question refers to criterion 5 for demonstrating character displacement as defined by Schluter & McPhail in 1992.
Criterion 5 for demonstrating character displacement involves analyzing how the character of a place is related to its political, economic, social, and cultural elements.
In terms of biology, this might refer to understanding the ecological aspects and how different factors such as availability of resources, interaction with other species, and environmental pressures contribute to the distinct characteristics or behaviors evolved by species occupying the same habitat.
Character displacement is a concept in evolutionary biology that describes how similar species might evolve differences in morphology or behavior when they are in competition for the same resources, which can be observed, for example, in Darwin's or Galapagos Finches as different types of bill shapes evolved for eating different types of foods.