Researchers at the Brazilian Center for Coastal Studies at the Federal University of Rio Grande do Sul in southern Brazil believe that 745 penguins found washed up along the state's coastline since June 15 have died of natural causes.
For more than a year, experts have been at work in a quiet cove on the Aegean Sea, teaching a pair of male bottlenose dolphins how to catch their own food. Every day, the team releases dozens of live fish into giant sea pen where the dolphins named Tom and Misha live.
The unexplained beachings of scores of dolphins over the past month along Cape Cod, Massachusetts, is the largest "single-species event" of its kind on record in the northeastern United States, a marine mammal specialist said Monday.
At least 81 dolphins have been found dead or died shortly after being discovered on Cape Cod in a series of largely unexplained strandings that began early last month, according to the National Oceanic and Atmospheric Administration.
Scientists investigating the stranding of hundreds of dolphins in the northern Gulf of Mexico since early last year reported Thursday that they have identified Brucella bacteria in five of 21 tested and are trying to determine whether the deaths may be linked to last year's BP oil spill.
Baby bottlenose dolphins are washing up dead in record numbers on the shores of Alabama and Mississippi, alarming scientists and a federal agency charged with monitoring the health of the Gulf of Mexico.
Before I started working on the documentary "The Cove," I assumed like many others that dolphins and orcas enjoyed living at Sea World and other marine parks. They always seemed to be smiling, jumping merrily around their tanks, eager to put on a show for human spectators.