A third beluga whale belonging to the world's largest aquarium has died, the Georgia Aquarium announced late Monday.
"The Cove" is a controversial documentary about dolphin slaughter that reveals the distressing secrets behind the multi-billion dollar industry in captive dolphins.
The changing leaves are just one lure for outdoor adventurers during the fall season. The tourist crowds of July and August have dissipated, and in many spots, the blistering summer heat has passed. And happily, an abundance of premier tour operators offer ready-made autumn adventures that are relatively easy on the wallet. They bring expert guides and top-quality gear and arrange all meals and accommodations -- you just bring your thirst for adventure.
The actress, surfer and new mom sets out to help sea creatures big and small
A 26-foot-long dying shark washed ashore Tuesday on a Long Island beach, the New York State Office of Parks, Recreation and Historic Preservation said.
A 15-foot basking shark washed ashore in between Gilgo and Cedar beaches in the town of Babylon, New York.
Today, Monday, June 8, we recognize the first U.N.-sanctioned World Oceans Day. The event comes after years of pressure from conservation groups and thousands of activists who clamored for everyone to know and understand what's happening in our oceans.
Actor Ted Danson talks about the importance of World Oceans Day.
Call it a case of high tech meeting low tech, really the lowest of tech.
If we don't know our history, then we can't know our future. Historians arguing the relevance of their subject often repeat that mantra.
Climate change is killing the most marine biodiverse place on earth, 'the amazon of the seas.' CNN's Arwa Damon reports
Advances in the study of coral in the last few years has led a group of scientists to conclude that corals almost rival humans in their genetic complexity and their relationship to algae is key to their survival.
A polar bear falls through thin Arctic ice while searching for food for his family. A humpback whale guides her calf on a perilous 4,000-mile journey. A herd of African elephants in search of water battles a sandstorm in the Kalahari Desert.
North Atlantic right whales, sort of the homely underdogs of the whale world, birthed a record number calves this year off the coast of the southeast United States, giving some scientists hope that the uber-rare and often overlooked species can recover.
The Irrawaddy, one of the world's rarest species of freshwater dolphins, have been found in surprisingly large numbers deep in the waterlogged jungles of Bangladesh.
Here's the setup of Jessica Taylor's office:
Rescuers have saved more than 50 whales and five dolphins that stranded themselves on a beach in Tasmania, officials said Monday.
Volunteers attempt to save whales and dolphins stranded on a beach in Australia. Seven Network's Nick McCallum reports.
Shark attacks on humans were at the lowest levels in half a decade last year, and a Florida researcher says hard economic times may be to blame.
The goal of yoga is to achieve inner peace. The class is a dream with beluga whales as instructors. CNN's Felipe Barral reports.
There's the cobra, the cat and the downward-facing dog.
At certain times in history, great nations find themselves shaping the future of the world. For many of our most endangered wildlife species, China finds itself in that role today.
Anderson Cooper, Dr. Sanjay Gupta and Lisa Ling report in the CNN Worldwide investigation, "Planet in Peril: Battle Lines."
There is no animal on earth more vilified than the shark. Pop culture references and annual, over-hyped reports of attacks on swimmers or surfers have put sharks on the top of the list of the world's most feared living things.
A preview of CNN's Planet in Peril: Battle Lines. Anderson Cooper goes swimming with great white sharks.
"Planet in Peril: Battle Lines" traveled to a place off the coast of South Africa known as "shark alley," one of the best places in the world to see great white sharks.
Watch "Planet in Peril: Battle Lines" on Thursday, December 11, at 9 p.m. ET/PT on CNN, hosted by Anderson Cooper, chief medical correspondent Dr. Sanjay Gupta, and "The Oprah Winfrey Show" correspondent and National Geographic host Lisa Ling. CNN's award-winning series examines the environmental conflicts between growing populations and natural resources. After watching "Planet in Peril," use these questions to focus students' attention on the concepts explored in the program.
The Supreme Court on Wednesday lifted sanctions placed on the Navy over its underwater sonar testing, a setback for environmental groups that claimed the warfare technology was harming whales and other marine mammals.
Some disabled vets benefit from swimming with some of the biggest fish in the world, as CNN's Judy Fortin reports.
Retired Army Spc. Scott Winkler had many scary encounters while serving in Iraq, but they were nothing compared with his recent experience at the world's largest aquarium: swimming alongside a massive whale shark.
The federal government on Friday placed the beluga whales in Alaska's Cook Inlet under the protection of the Endangered Species Act, concluding that a decade-long recovery program has failed to ensure their survival
Scientists have confirmed the second case of a "virgin birth" in a shark
Flying penguins are unusual. Especially when they fly on a C-130 Hercules military plane.
Penguins rehabilitated with the help of the International Fund for Animal Welfare are released back into the sea.
The U.S. Navy is locked in a battle with environmentalists over its use of sonar during exercises off the Pacific coast.
The Supreme Court appeared conflicted Wednesday as it juggled national security and environmental concerns in a case over whether the U.S. Navy is doing enough to protect whales from underwater sonar tests it conducts.
Thousands of boats, ships and barges sink every year in American waters, and most of them remain abandoned forever wreaking havoc to undersea ecology
Everyone knows Boston is a city steeped in history, but on a steamy hot summer day, one of the best places to experience the city is from the ocean or the harbor.
Georgia Aquarium announces the addition of a manta ray, the largest of all rays, to the Ocean Voyager gallery.
In the world's largest aquarium, where most inhabitants settle for swimming, Nandi soars gracefully through her new home on majestic 9-foot wings.
Despite anguished cries of "Murder!" and "Shame!" from protesters who thought it could still be saved, wildlife officials on Friday euthanized the animal, which had strayed into the waters off north Sydney nearly a week ago
Debate continues on whether an abandoned whale can be saved. Seven Network's Angela Cox reports.
An abandoned baby whale that has been trying to suckle from yachts in an Australian harbor appeared to be weakening Wednesday as wildlife workers considered ways to save it.
A baby humpback whale has apparently mistaken a yacht for its mother. Rescuers in Australia are monitoring the whale calf.
The humpback whale, nearly hunted into history four decades ago, is now on the "road to recovery" and is no longer considered at high risk of extinction, an environmental group said
Drive past a car accident, everybody slows down to look. Tell a toddler, "Don't touch that," and of course he or she does.
Government scientists want big ships to slow down near endangered right whales. CNN's Miles O'Brien reports.
Global warming and overfishing have turned the surf off France's south coast into a gelatinous mass swarming with menace
CNN's Dan Lothian reports on the sighting of a massive shark off Martha's Vineyard.
One-third of reef-building coral are threatened, scientists say, making corals the Earth's most endangered species
Out of Australia comes the story of a big fish out of its normal waters. Experts have their doubts, but there's one mighty frightened fisherman down under
Medicine has much to learn from nature. There are literally millions of medical compounds out there that could cure diseases, help improve treatment and even protect us from some types of bacteria.
Almost half the coral reef ecosystems in United States territory are in poor or fair condition, mostly because of rising ocean temperatures, according to a government report released Monday
The dwindling march of the penguins is signaling that the world's oceans are in trouble, scientists now say
The Navy has adopted a new plan for training in Hawaii waters that it says will allow it to accelerate some exercises and hold them more frequently while continuing to limit the effects of its sonar on marine mammals
The Supreme Court agreed Monday to decide if the Navy is doing enough to protect whales from the effects of its sonar testing.
At least 21 dolphins died after swimming up Percuil River near Falmouth, England. ITN's Sue Saville reports.
Initial post-mortem examinations on some of the 26 dolphins found dead in southwestern England this week fail to explain why the animals swam ashore in Britain's biggest mass stranding of marine animals for nearly 30 years, scientists said Thursday.
The British Royal Navy rejected claims Wednesday that one of its vessels using sonar could have caused 26 dolphins to fatally strand themselves in shallow water off the southwest coast of England.
Humans hunting the docile creatures for research, food and blubber left the population unsustainable, say biologists who warn that Hawaiian and Mediterranean monk seals could be the next to go
The Caribbean monk seal has gone the way of the dodo
Whaling fleets nearly wiped out North Atlantic right whales last century. Now these huge mammals are threatened by other human behavior: big ships, fishing gear and entanglement in federal bureaucracy.
No one could even remember a shark attack along this resort-studded stretch of Mexican coast popular with surfers and Hollywood's elite. Many of the large predators had been pulled from the ocean by fishermen
Once hunted to the brink of extinction, humpback whales have made a dramatic comeback in the North Pacific Ocean over the past four decades, a new study says
Marine scientists surveying a large undersea mountain chain were amazed to find millions of tiny starfish swirling their arms to capture food in the undersea current
The bodies of four California sea lions and two Steller sea lions were found at two traps just below Bonneville Dam.
A colossal squid being examined by scientists in New Zealand this week is yielding amazing facts about one of the ocean's shy leviathans
A rare shark attack left a 66-year-old California man dead.
Beaches along the San Diego, California, coast will be closed Saturday after a 66-year-old man was fatally attacked by what authorities suspect was a great white shark.
A shark believed to be a great white killed a 66-year-old swimmer with a single, giant bite across both legs Friday as the man trained with a group of triathletes
Neil Sims is standing on the deck of a 35-foot feed boat off the coast of Kona, Hawaii, staring at a dorsal fin slicing through the calm morning sea below. For the past hour we've been snorkeling around the submersible cages owned by his aquaculture company, Kona Blue Water Farms. The nets house nearly half a million fish, a species of yellowtail known as Kona Kampachi.
From krill to king crabs, the collapse of a 160-square-mile portion of the Wilkins Ice Shelf in Antarctica could mean many changes for wildlife at the bottom of the world.
The Extreme Ice Survey founder says the crumbling ice shelf in Antarctica is proof that global warming is 'very real.'
TVNZ's Adrian Stevanon shares the remarkable tale of how two stranded whales were saved by a dolphin named Moko.
A shark-attack death in the Bahamas raises the issue of who is responsible when thrill vacations go awry: the tourist or the tour operator?
Dolphin activist Richard O'Barry says a compromise between both sides of dolphin hunts can be reached.
A fishing town's international fight with dolphin activists. CNN's Kyung Lah reports.
Mention a dolphin to someone in the United States and they'll think about a trip to Sea World or the 1960s-era TV program "Flipper."
The leader of a shark tour whose customer was mauled to death Saturday was warned that his practice of allowing people to swim close to hungry sharks could lead to tragedy, a colleague said.
A new study finds that rising temperatures are in danger of wiping out the king penguins of Antarctica
Australia releases pictures of recently-slaughtered whales in its campaign against Japanese whaling. ITN's Paul Davies reports.
Fishermen in Bangladesh beat a rare river dolphin to death because they had not seen "this kind of creature before," according to local news accounts.
If the thought of spending a holiday slathered in mud conjures images of a spa - well, you probably haven't been fossil hunting in Florida lately. That's how I spent part of a recent visit, and somewhat to my surprise, I found it as relaxing as a massage and a lot more stimulating.
Electricity is used to revive coral reefs threatened by climate change. CNN's Dan Rivers reports.
Coral reefs are often referred to as the canaries of the ocean -- because, like the canary in a mine, they give an indicator of the dangers that lie ahead. Judging by the state of coral reefs these days, if you happen to be a fish, it's not looking good for you.
Japanese vessels set sail on their largest-scale whale hunt in decades. Is it for research? Out of sheer stubbornness? Or is it even about the whales at all?
CNN's Shihab Rattansi discusses the whaling controversy with representatives of both sides of the issue.
Video courtesy Warner Bros.Hayden Panettiere said Thursday that she might never have been involved in trying to save the dolphins in Japan without the inspiration and influence she's gotten through her hit TV series Heroes.
For more than two decades, artist Robert Wyland -- simply known as Wyland -- has wowed people with his giant whale murals that cover the walls of city parking decks, high-rises, convention centers and hotels around the world.
Whale muralist Wyland wants kids to help him save the oceans.
Prosthetic specialist Kevin Carroll travels the country tackling the toughest human amputation cases, so it was only natural that he was also drawn to Winter -- the only known dolphin to survive the loss of her powerful tail flukes.
Yangtze dolphin doomed?
Scientists say the species is probably extinct, the victim of overfishing and environmental degradation on China's crowded waterway
Picture this: A giant penguin with a long, peculiar beak, lounging in the warm sun.
The teen was having a fit. He was hungry, and his mother had left to go to work. His father couldn't calm him down and finally gave up trying. The teen stomped around, squawking. Sound familiar?
A Japanese fisheries official condemned Monday what he called an "act of terrorism" by anti-whaling activists on a Japanese vessel in Antarctic waters.
Officials at the Georgia Aquarium said Tuesday that it could take weeks to figure out why Ralph the whale shark suddenly died last week.
Scientists worked Friday to determine what killed Ralph, one of the four giant whale sharks at the Georgia Aquarium.
They're cute, furry and flightless, but they've been accused of being behind "far left propaganda," and knocking the world's deadliest spy his box office perch. Here we explain the penguin phenomenon taking the world by storm.
Two species of fish previously unknown to science are currently being discovered each week by different projects around the world. A census has been launched to map life under the waves in the least explored environment on earth.
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