Spongy moth caterpillars have reemerged in Michigan this spring, where they cluster on oak trees and other deciduous species.

These caterpillars might look cute and cuddly, but they all have a built-in defense. Some are even capable of killing a human.

The white-marked tussock moth caterpillar, common in eastern North America, has spiky hairs that can cause skin irritation ...

Browntail moth caterpillars have distinctive orange dots on their tails and a broken white stripe, down their back, while the tent caterpillars have a solid white strip and no orange dots. Egg masses ...

Within three months, a shipment of small branches arrived in California. The branches carried not only cottony cushion scale, ...

The tussock moth caterpillars are not in the stinging caterpillar category like saddleback and puss caterpillars, but they do have stinging hairs that can be of danger if touched, particularly the ...