bombus norvegicus, a species of bumblebee cuckoo, male insect sits on clothing

animal background beautiful behavior behaviour black blossom blue bombus bumblebee climate closeup cookoo crisis cuckoo curious entomology environment finger flower garden green hyperboreus insect kristiansand macro male nature nectar norvegicus norway norwegian norwegicus orange pollen pollinate pollinator pollution pratensis psithyrus scientific sits sitting species study white wild yellow zoology