Ever since America decided the best way to keep the teh-rur-ists and immigrants out was to build a fence along the southern border, environmentalists have worried about the impact of a gigantic, impenetrable fence on the local wildlife. And while we know that it's hard for most people to get their hackles up about the fate of the dune sagebrush lizard, we've got your charismatic fauna right here: adorable black bears. According to a new study, the bears near the Arizona border are actually Illegal Immigrants -- they’re more closely related to black bears in Mexico than to those living …
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Sarah Laskow is a reporter based in New York City who covers environment, energy, and sustainability issues, among other things. Follow her on Twitter.
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