Seen moving its legs and antennae while the branch moves with the wind under the shade of the tree during a hot afternoon

stag beetle hexarthrius nigritus sundayrainy khao yai national park beetles insects thailand unesco world heritage rainforest forest nature wildlife branch green leaves antennae horns hexarthrius coleoptera lucanidae lucanini fork horned stag beetles scarabaeiformia scarabaeoidea mandibles antlers endopterygota wing cases wings elytra natural habitat legs exoskeleton metamorphosis scarabs pets fighting insects tropical protein source of food pest mealworms etymology