Jane Burton / Young Domestic ferrets infected with Grey squirrel fleas, captive, UK.

Thomas Marent / Moth (Automeris sp) caterpillar, Manu National Park, Peru

Nature Production / Moon moth {Automeris sp} display showing eyespots on its underwings, Costa Rica

Michael & Patricia Fogden / Moth (Automeris sp) caterpillar with urticating hairs that cause irritation if disturbed, Costa Rica

Michael & Patricia Fogden / Moth (Automeris sp) with stinging spines and warning colors, rainforest, Costa Rica

Michael & Patricia Fogden / Eyed Silkmoth (Automeris rubrescens) startled display, cloud forest, Costa Rica

Ingo Arndt / Moth (Automeris banus) caterpillar on twig, Europe

Ingo Arndt / Moth (Automeris amanda) caterpillar, portrait, on stem

Ingo Arndt / Moth (Automeris zozine) caterpillar

Ingo Arndt / Moth (Automeris banus) caterpillar on twig

Ingo Arndt / Moth (Automeris metzli) detail of false eye spot on wing, Europe

Ingo Arndt / Moth (Automeris zozine) detail of false eye spot on wing, Europe

Mitsuhiko Imamori / Io Moth (Automeris io) close up view of wings spread, Central America