The amount of black on the caterpillar in autumn indicates the severity of weather in the area where it's found. Let's talk about the winter folklore around woolly bearsĪs with most folklore, there are several variations. The caterpillars are born in two generations, one in late spring and the other in late summer, and feed on tall weeds, shrubs and small trees. Although many people notice woolly bear caterpillars because of their furry appearance, tiger moths are fairly plain looking and are one of the species seen fluttering around porch lights in the summer. There are several different species of woolly bears, varying in colors, but all of them become variations of the tiger moth. 'Most expensive crop in decades': Farmers face higher stakes than ever with inflation Not many people, however, know why the fuzzy larvae are around or if their stripes really hold any weather predicting clues. Some people stop to help them cross busy pathways and others inspect them for signs of the impending winter. They go by many names: woolly worms, fuzzy bears, hedgehog caterpillar for the way they curl up for safety. If you're a stickler for science: Pyrrharctia isabella. Woolly bears, the little black and brown furry caterpillars that inch their way across sidewalks, are a common sight in September.
We are resurfacing it as part of our fall coverage.Įveryone in the Midwest has seen them. Watch Video: IndyStar's 'Scrub Hub' answers your environmental questionsĮditor's note: This story was originally published in 2021.
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