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Hawaiian tree crickets are remarkably speciose and phenotypically diverse and yet we know very little about their behavior. I present the first description of courtship and mating in a member of this group. Leptogryllus elongatus Perkins inhabit the hollow fronds of giant tree ferns on the windward slope of Mauna Kea, on the Big Island of Hawaii. Unlike all other tree crickets, except for the closely...
Previous studies on tree crickets have demonstrated female choice of males based on size and courtship feeding but less is known about sexual selection under conditions of direct mating competition. I studied courtship, aggression and mating of the black-horned tree cricket Oecanthus nigricornis (Walker) to test size-related sexual selection under conditions of direct sexual competition. Results show...
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