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Sharks in Brazil test positive for cocaine, say scientists – CNN

Sharks in Brazil test positive for cocaine, say scientists  CNNWild sharks off Brazil coast test positive for cocaine, scientists say  The Guardian‘Cocaine sharks’ throng Brazilian waters as drug enters ecosystem  The TelegraphCocaine found in muscle and liver of sharpnose sharks off coast of Rio de Janeiro  Phys.orgSharks are testing positive for cocaine  Semafor