Two dolphins who were rescued from a filthy pool at a Turkish tourism resort were released back into the wild this week after years in captivity.
Chilean officials are asking fishermen to help save birds caught in nets after thousands of dead fowl appeared along coastal Chile this week.
Warm waters off Peru are to blame in the deaths of more than 5,000 marine birds on the coast, government authorities say.
Peru's health ministry is asking people to avoid beaches in Lima and north of the capital until officials can determine what caused the deaths of hundreds of dolphins and pelicans.
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.
After years in captivity, two bottlenose dolphins are about to get their freedom. CNN's Ivan Watson has the details.
Authorities in Peru are investigating the death of over 538 pelicans, along with other birds, on the northern coast of the country, the Peruvian ministry of production said Sunday.
A dolphin's determination to stay in a narrow channel in Huntington Beach, California, for the past four days baffles marine experts who are closely watching the animal.
Marine experts closely watch a dolphin as it continues to stay in a narrow channel in Huntington Beach, California.
Environmental authorities are investigating the deaths of more than 800 dolphins that have washed up on the northern coast of Peru this year.
Coastal areas that ban fishing can provide havens for endangered wildlife, according to a new report.
Jane Velez-Mitchell talks to Marine Mammal Specialist Ric O'Barry about the troubling trend of dolphin deaths in Cape Cod.
The number of unexplained dolphin deaths on Cape Cod, Massachusetts, rose Friday, with rescuers tallying the toll at 103.
Scientists are baffled why so many dolphins are washing up along Cape Cod. CNN's Mary Snow reports.
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.
Rescuers work to save nine dolphins that were found stranded off the coast of Cape Cod. WWLP reports.
At least 20 dolphins have died after washing up near several Cape Cod towns, an International Fund for Animal Welfare spokeswoman said Monday.
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.
CNN's Kaj Larsen sees firsthand how the Navy trains dolphins. For more, watch CNN Presents Sunday, July 31, 8p ET/PT.
Dead baby bottlenose dolphins are continuing to wash up in record numbers on the shores of the Gulf of Mexico, and scientists do not know why.
Here is a quick glimpse of some of the quirky stories that happened across the U.S. over the week, courtesy of our CNN affiliates.
At least 24 infant dolphins have been found dead in the past 2 months. Brooke Baldwin investigates.
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.
Five months after the Deepwater Horizon explosion unleashed a torrent of oil into the Gulf of Mexico, a male dolphin washed up on Louisiana's Gulf Coast just barely alive.
Was last year's financial crisis a chance event? Or was it the product of 35 million years of evolution?
Workers scraped oil off beaches and skimmed it out of waterways from Louisiana to the Florida Panhandle on Monday, but the impact of the Gulf oil disaster will be felt for years, authorities said.
It seems that yet another member of the animal kingdom has taken a liking to the iPad -- dolphins.
For centuries, philosophers claimed that the ability to make tools separated man from beast.
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.
The director of an Oscar-nominated documentary about dolphin slaughter says the SeaWorld killer whale attack that left a trainer dead earlier this week could have been prevented.