red and green birch shieldbug (often referred to as a stink bug) sitting on a leaf

insect green leaf invertebrate flower animal nature plant butterfly arthropod wildlife tree produce pollinator shrub moth red birch shieldbug referred elasmostethus interstinctus sitting acanthosomatidae leaf shield bugs called stink excrete foul smelling liquid used deter predators invertibrae bug buggy climb insect legs leg tenticles head color colorful living live alive garden pest