File:Gryllus pennsylvanicus mating 01.jpg
![File:Gryllus pennsylvanicus mating 01.jpg](https://upload.wikimedia.org/wikipedia/commons/thumb/6/69/Gryllus_pennsylvanicus_mating_01.jpg/800px-Gryllus_pennsylvanicus_mating_01.jpg?20161209171516)
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