How do thrips hold their wings when resting?

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Detailed illustration of a western flower thrips, Frankliniella occidentalis, showing its elongated yellow-brown body, six legs, and two pairs of fringed wings spread outward. — thrips Western flower thrips (*Frankliniella occidentalis*).

When at rest, the wings of thrips are laid over the abdomen but are never folded. In the suborder Tubulifera, several S-shaped setae (bristles) on the back may hook into the wing fringes to help hold the wings in place while the insect is resting.1