Like most species in this family, it has chemical defenses it acquires from its host plants, in this case, cardiac glycosides.[1] These are retained in adults and deter bats, and presumably other predators, from feeding on them.
Like most species in this family, it has chemical defenses it acquires from its host plants, in this case, cardiac glycosides.[1] These are retained in adults and deter bats, and presumably other predators, from feeding on them.