Question

Three species of North American warblers are found to feed in different parts of the same spruce tree. This particular behavior of warblers displays which ecological characteristic?

Answer 1

In this particular behavior, the three species of North American warblers cannot share the same niche in the same habitat. It is called "Gause's Competitive Exclusion Principle." It means the competitors with equal bearing cannot exist. There will always be the dominant one in a competition.