| army worm | 1.18 | One of the big causes was damage by the beet army worm. | ||
| computer worm | 0.66 | Yes, a computer worm this versatile is scary. | ||
| tube worm | 0.46 | The otherworldly fauna included giant clams and fields of tube worms. | ||
| beet worm | 0.39 | One of the big causes was damage by the beet army worm. | ||
| tubifex worm | 0.33 | Tubifex worms, in turn, ingest the released spores, completing the cycle. | ||
| elegans worm | 0.26 | After all, that was fewer genes than the C. elegans worm, which seemed a simpler creature. |