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 off the coast of Brazil have tested positive for cocaine, scientists say. Marine biologists tested 13 Brazilian sharpnose sharks taken from the shores near Rio de Janeiro and found they ...
In a revelation that seems like a Sharknado side plot, a team of marine biologists have found significant levels of cocaine in the systems of Brazilian Sharpnose sharks off the coast of Rio de ...