Robert Thompson / Columbia silkmoth (Hyalophora columbia) Lac-Drolet, province, Quebec, Canada, March.

Robert Thompson / Columbia silkmoth (Hyalophora columbia) Lac-Drolet, province, Quebec, Canada, March.

Rod Williams / Female Atlas moth (Attacus atlas) occurs in South, East and South-east Asia

Magnus Lundgren / Wild Wonders of China / Caterpillar (Automeris sp) Tai Mo Shan Country Park, Hong Kong, China.

Magnus Lundgren / Wild Wonders of China / Caterpillar (Automeris sp) on a leaf, Tai Mo Shan Country Park, Hong Kong, China.

Robert Thompson / Rocky mountain agapema (Agapema homogena) resting on branch. Buena Vista, Colorado, USA. May.

Robert Thompson / Rocky mountain agapema (Agapema homogena) resting on bark. Buena Vista, Colorado, USA. May.

Robert Thompson / Oleander hawkmoth (Daphnis nerii) pupa, Southern Sicily, Italy.

Robert Thompson / Saturniid moth (Automeris excreta) camouflaged in leaf litter, Guatemala.

Robert Thompson / Saturniid moth (Automeris excreta) female, Guatemala.

Robert Thompson / Saturniid moth (Automeris excreta) female, Guatemala.

Robert Thompson / Oleander hawk moth (Daphnis nerii) male, Bang Saen, Thailand, December.