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Incognito Caterpillar Threatens U.S. Borders [Slide Show]

Faster identification may help officials protect America from an invasive, crop-killing pest

By Nala Rogers

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TOMATO INVADER

An Old World bollworm caterpillar emerges from a tomato in the agricultural municipality of Itaberaí, Brazil. The invasive caterpillars were first documented in the Americas in 2013, after Brazilian farmers found them attacking their tomatoes and soybeans.....[ More ]

CORN CARNAGE

​A bollworm caterpillar leaves a trail of destruction through a cob of corn. Where bollworms have passed, plants often rot due to secondary infections from fungus and bacteria. ....[ More ]

INSIDE JOB

​A broken-open soybean pod reveals a bollworm caterpillar feasting inside. ....[ More ]

SKELETONIZED LEAF

​A hungry bollworm caterpillar reduces a soybean leaf to little more than scaffolding. ....[ More ]

HIDDEN THREAT

​A bollworm caterpillar is curled up inside a cotton boll in Palmeiras, Brazil. ....[ More ]

NECTAR FOR A BOLLWORM MOTH

A male bollworm moth sips nectar from a soybean flower. Unlike their voracious larvae, adult bollworm moths feed only on nectar.....[ More ]

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