male stag beetle with long and sharp jaws in wild forest

alone animal art beetle biology black bug cervus claw coleoptera endangered entomological entomology exoskeleton eye fauna giant horn horned image incredible insect invertebrate lucanidae lucanus male monochrome monster muelleri nature one organism phalacrognathus photo photograph photography pincers prosopocoilus rhinoceros scarab selective silhouette stag stagbeetle strong white wild wildlife wood