(March 28, 2011)   -   Mention “bushmeat hunting” or “invasive species” to a typical conservation biologist, and you’re likely to hear groans. Both threaten ecosystems around the world. In Brazil’s massive Pantanal wetland, however, the two problems are adding up to a conservation solution, researchers report in the journal Oryx. It’s an unexpected story involving war, pigs and a collection of skulls.   The Pantanal, one of the world’s largest freshwater wetlands, stretches from western Brazil into parts of Bol...

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