Pyrrharctia isabella, the Isabella tiger moth, whose larval form is called the banded woolly bear, woolly bear, or woolly worm, occurs in the United States and throughout Canada. [1][2] It was …

Aug 20, 2025 · The Isabella Tiger Moth (Pyrrharctia isabella) is one of the most recognizable and beloved moths in North America. While the adult moth is modest in appearance, its caterpillar …

Nov 23, 2025 · What Is the Isabella Tiger Moth? The Isabella tiger moth is a medium-sized, orange-beige moth widely distributed across the United States, Canada, and parts of Mexico. …

Identification: (Adult) Wings orange-yellow to yellowish brow. Forewing pointed; marked with faint brownish antemedial, median, and postmedial lines. Note broken black reniform spot. …

3 days ago · The banded woollybear, Pyrrharctia isabella, is famous for predicting the harshness of the coming winter weather (the wider the black bands, the harsher the winter).

Adult Isabella tiger moths usually rest with the wings held rooflike over their bodies, or else held flat out to the sides. The forewings are yellow or tan, pointed, and often have faint lines and …

Pyrrharctia isabella, the Isabella tiger moth, whose larval form is called the banded woolly bear, woolly bear, or woolly worm, occurs in the United States and southern Canada. It was first …

Known for its orange brown color and abdominal row of black spots, the Isabella Tiger Moth can easily be distinguished from any other species in North America. During its larval stage as the …

Pyrrharctia isabella is the adult of the familar black and chestnut colored woolly worm. It is a medium to large tiger moth (FW length 22 - 26 mm). The forewings are uniform light to …

The Isabella Tiger Moth is typically 1.5 inches to 1.9 inches (40mm to 50mm) in size and has the following descriptors / identifiers: yellow, brown, black, pink, red, hairy, bristly, spiky, flying, …