The caterpillars are typically dark brown with large eye spots, but they may also be found in green coloration. In adulthood, the elephant hawk-moth becomes beautiful shades of gold and pink .

When caterpillars first hatch, they are black, but with successive molts they turn yellow and eventually green. Come spring, they morph into North America's largest moth and one of its most ...

A recent paper used the word masquerade for the caterpillar's similarity to a bird dropping, so we will go with that. As caterpillars molt and grow they completely change their appearance. Fourth and ...

The caterpillars (and the adult moths) are very similar in appearance — 2¼ inches long, pale green with four long, bright red knobs on top of the head, and a yellow knob above its tail end.

Y es! The caterpillar most frequently found on parsley, dill, fennel, and related plants are the larval forms of the black swallowtail (Papilio polyxenes) butterfly.This species, sometimes known ...

We keep finding caterpillars in our garden. I wrote about a silkworm caterpillar we raised indoors until a winged Io moth emerged in July. In August, my wife, Kathy, found another caterpillar ...

Scientists have forced a little evolution in the laboratory, controlling whether a caterpillar becomes green or black. The color of the critter was made to vary with temperature during their ...