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Insane World

Two invasive species have collectively caused $16.3 billion global economic damage, study finds

Scientists tallying the economic damage wrought by invasive pests across the world found two species are responsible for more harm than any other. The American bullfrog and brown tree snake have collectively caused $16.3 billion in global damage since 1986. In addition to ecological harm, the invasive pair have ruined farm crops and triggered costly […]