It’s now not a B film: scientists say sharks are consuming cocaine in drug-tainted water NPRSharks in Brazil take a look at sure for cocaine, say scientists CNNCocaine present in sharks stuck alongside coast of Rio de Janeiro, Brazil, learn about presentations USA TODAYWild sharks off Brazil coast take a look at sure for cocaine, scientists say The Parent”Cocaine sharks”: Predators off coast of Brazil take a look at sure for drug, scientists say CBS Information