The role of landmarks in territory maintenance by the black saddlebags dragonfly,
Behavioral Ecology and Sociobiology, Volume 69, Issue 3, 2015, Pages 347-355.
Territoriality can reduce competition for resources, but territorial defense can be costly; therefore, any behavior that reduces territorial costs may increase the net benefit of territoriality. Some species will align their territory boundaries with conspicuous landmarks that may serve to reduce defense costs. Dragonflies, including blac...More
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