three musk beetles aromia moschata want copulate on a trunk of a willow sallow, osier

animal antenna aromia arthropod background bark beetle biodiversity biology blurred bole branch bug color colorful coppery copulating creature entomology european fauna female garden insect leaf life longhorn longicorn male mating metallic moschata musk natural nature osier outdoor park plant sallow sex species summer three trio triplet trunk wildlife willow zoology