Researchers at the Oswaldo Cruz Institute in Brazil found cocaine in 13 Brazilian Sharpnose sharks caught off the coast of Rio de Janeiro.

Researchers at the Oswaldo Cruz Institute in Brazil found cocaine in 13 Brazilian Sharpnose sharks caught off the coast of Rio de Janeiro.

Scientists are blown away after finding significant traces of cocaine in a small sample of sharks from the waters off the coast of Rio de Janeiro. In a study published online last week ...

Sharks found with cocaine in their systems. How did that happen? Illegal drug-production labs may be releasing substances into the water that could harm Brazilian sharpnose sharks and other marine ...

Researchers tested sharks off of the Brazil coast for cocaine and found high levels of the drug in all of the animals, according to a new study. The study included 13 Brazilian sharpnose sharks.

Researchers have confirmed the presence of cocaine in sharks off the coast of Rio de Janeiro, though questions remain about the effects of the drug.

A team of marine biologists and ecotoxicologists affiliated with several institutions in Brazil has found cocaine in muscle and liver samples collected from Brazilian Sharpnose sharks harvested ...

‘Cocaine SHARKS’ found prowling waters after being ‘chronically exposed’ to drug dumped in ocean by narco smugglers Cocaine could affect sharks' eyesight and fertility, scientists say ...

Sharks living off the coast of Brazil have tested positive for cocaine, according to new research, the first time that the drug has been detected in free-ranging sharks.

Researchers found cocaine in sharpnose sharks off Brazil. These sharks are in the same genus as the Atlantic sharpnose shark, shown here with a student researcher near Cape Lookout in the Outer ...

Sharks off the coast of Brazil have cocaine in them and scientists believe the drug may be altering their behaviour. In a study conducted on 13 Brazilian sharpnose sharks from waters near Rio de ...

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 ...