Caterpillar on Fern, Hawaii, 2003
Photograph by Darlyne A. Murawski
A carnivorous Eupithecia caterpillar prowls a fern leaf in Oahu, Hawaii, in search of prey. Such predatory caterpillars are rare and possess extraordinary adaptations, such as armor shields, seductive smells, or artful camouflage, to enhance their lethality.