Close up for a male stag beetle with giant jaws, seen from below, as it walks across the branch of a tree before a storm

close up beetle insect tree stag branch large scary ugly bug vliegend hert netherlands pheromones europe wildlife threatened endangered conservation lucanus cervus copy space greater stag european stag creepy crawly leg mandible jaws bite black texture biology horizontal strange horn aggressive oak rare antler ecology motion closeup shell invertebrate giant bokeh tight focus