Cocaine was detected in sharks in Brazil, and no, this is not the plot of a movie. Researchers at the Oswaldo Cruz Institute in Brazil found cocaine in 13 Brazilian Sharpnose sharks caught off the ...

Though past research has detected cocaine in an array of smaller ocean species, like mollusks and crustaceans, the amount seen in the sharks was 100 times higher than that found in previous ...

Marine biologists tested a group of Brazilian sharpnose sharks swimming off the coast of Brazil. They found high levels of cocaine — and its primary metabolite, benzoylecgonine — in the ...

Meet the "cocaine sharks," also known as Brazilian sharpnose sharks, Rhizoprionodon lalandii, zipping around cocaine ...

In a study published last week, researchers tested 13 sharks off the coast of Rio de Janeiro and found that all had traces of cocaine in their liver and muscle tissues. The levels of cocaine found ...

Sharks swimming off the cost of Brazil have something a little startling coursing through their systems: cocaine. The drug had never previously been found in wild sharks. But that doesn’t mean ...

Sharks in the waters off Brazil have tested positive for cocaine, marine biologists said in a new study, marking the first time the drug has been found in the free-ranging predators. Thirteen ...

Scientists tested 13 Brazilian sharpnose sharks found along the Rio de Janeiro coast and found high levels of cocaine in their bodies. It is not confirmed how cocaine entered the seas near Rio but ...

Researchers at the Rio de Janeiro-based Oswaldo Cruz Foundation (Fiocruz) found traces of cocaine in 13 sharks of the species Rhizoprionodon lalandii, popularly known as tubarão-bico-fino ...

Sharks have tested positive for cocaine off Brazil’s coast, according to a new scientific study. Scientists with the Oswaldo Cruz Foundation tested 13 Brazilian sharpnose sharks who all tested ...