Similar to Bee hawk moths in flight but the Humming-bird Hawk-moth has orange-brown hindwings which is evident in flight. It has forewings that are greyish-brown and a black and white chequered body.The caterpillars can be found from June to October, but most frequently found in August. They overwinter as adults in unheated outbuildings and in crevices and holes in walls and trees, pupating in a cocoon spun close to the ground, among the foliage of the foodplant or in leaf litter.
