big beautiful blue bug «violet saperda» family of longhorn beetle

alive animal antenna arboreal arthropod azure background barbel bark beatle beautiful beetle biology blue body bright brilliant bug bugs cerambycidae close closeup coleoptera coleopteran collection color colorful creature dark detail entomology environment flora fly forest garden horned insect insects iridescent isolated lamiinae life light long longhorn macro metallic natural nature old one ornamental pest photo photography rare saperda scarab shield shining shiny single small spotted tree violet white wild wildlife wing wood woodcutter zoology