In recent weeks, hundreds of sea lions, dolphins and other animals have turned up in the sand dead or seriously ill, alarming ...

So far, more than 30 dead sea lions have been counted on the coast of Mar del Plata. Similar situations have been reported on the Buenos Aires province's Atlantic coast in places such as Necochea ...

Uruguayan authorities said the first case of a sea lion with avian influenza had been detected in the country after a specimen was found dead on the Cerro beach on Aug. 31 and the laboratory tests ...