Woolly bear season has arrived. The fuzzy black and brown caterpillars are appearing in record numbers this year, crossing roads, climbing house walls, hanging out in driveways, and curling up ...

The woolly bear caterpillar, also known as the fuzzy bear caterpillar or the woolly worm, has fuzzy bristles that are black ...

Frank Chesniak Share Frank Chesniak wondered whether the woolly bear caterpillars he saw in his woodpile Sunday were dead. ‘‘The woolly bear caterpillar (or, more precisely, the Isabella tiger ...

Wasps and flies inject their own eggs into a caterpillar's body for growing larvae to feed off its internal organs. But the woolly bear caterpillar (Grammia incorrupta) is one of the only recorded ...