Fall Webworm Silk

This is an image of the silk from Hyphantria cunea, the Fall Web Worm. The caterpillars of this moth form tents in the branches of trees in the autumn of the year. The silk forming the tent of Hyphantia cunea varies wildly in diameter. As the caterpillar grows it forms a thicker silk.

Transmitted Brightfield with Substage Iris Wide Open

Definition/Function:

Hyphantia cunea is a nearly all white moth that is wide spread in North America, Asia, and Europe. Transmitted brightfield illumination with the substage iris wide open minimizes contrast. The silk is just visible.

Fall Webworm Silk

This is an image of the silk from Hyphantria cunea, the Fall Web Worm. The caterpillars of this moth form tents in the branches of trees in the autumn of the year. The silk forming the tent of Hyphantia cunea varies wildly in diameter. As the caterpillar grows it forms a thicker silk.

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