Adult squash vine borer adults are called clearwing moths because a large portion of their hind wings lack scales. They are colorful moths approximately �-to 1-inch long with 1-to 1�-inch wingspan. The abdomen is a dull orange, marked with black dots running up its middle, although some abdomens may be completely black. The forewings of the squash vine borer are black, fringed with olive-green. Its legs are orange with black and white bands on the ends, and the hind legs are heavily fringed with orange and black hairs. Larvae are yellowish-white with a brown head, 3 pairs of thoracic legs, and 5 pairs of fleshy abdominal prolegs. Larvae are about 1 inch long when full grown. Pupae are brown, slightly less than 1 inch long, and found in t

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