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Stephen Luk | profile | all galleries >> Arthropods of Ontario >> Class Insecta - Insects >> Order Coleoptera - Beetles >> Family Lucanidae - Stag Beetles tree view | thumbnails | slideshow

Family Lucanidae - Stag Beetles

The horns of stag beetles are grossly enlarged mandibles. Many species exhibit sexual dimorphism, with males bearing much larger mandibles that are used in competition for females.
Dorcus parallelus
Dorcus parallelus		 Dorcus parallelus
Dorcus parallelus		 Dorcus parallelus
Dorcus parallelus		 Oak Stag Beetle (Platycerus quercus)
Oak Stag Beetle (Platycerus quercus)		 Oak Stag Beetle (Platycerus quercus)
Oak Stag Beetle (Platycerus quercus)
Oak Stag Beetle (Platycerus quercus)
Oak Stag Beetle (Platycerus quercus)		 Ceruchus piceus
Ceruchus piceus		 Ceruchus piceus
Ceruchus piceus		 Ceruchus piceus
Ceruchus piceus

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