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The size of the red band on this woolly bear, in contrast to the darker colour at the tip and tail, suggests warmer temperatures ahead. Maxing out at a speedy 0.08 km/h, the woolly bear caterpillar has the longest life cycle of any butterfly or moth, taking nearly 14 years to pupate. The more black there is, the more severe the winter. If their rusty band is wide, then it will be a mild winter.

The trip is called Birds, Bears and Belugas, but of course we are out to see everything the sub-arctic ecosystem has to show us, and this week nature provided us with another wonderful gift!Īlong with polar bears, we also saw caribou, sandhill cranes, wood frogs and the elusive Arctic woolly bear caterpillar, and there’s a reason to be excited about that. Woolly bear caterpillarsalso called woolly wormshave a reputation for being able to forecast the coming winter weather. The final version deals with the woolly bear caterpillar's direction of travel of the worms.

So, if its coat is very woolly, it will be a cold winter. Paul Scriver photo.īy Paul Scriver, Churchill Wild Polar Bear Guide The first one says that the woolly bear caterpillar's coat will indicate the upcoming winter's severity. Therefore, its color means nothing at all Heres a lovely book with over 100 color images about the wooly bear caterpillar. It probably is another big cat caterpillar instead, perhaps that of the giant leopard moth. Arctic woolly bear caterpillar at Seal River Heritage Lodge. If you see an all-black caterpillar, don’t panic and assume that we are going to have the winter to end all winters.