Whales

New York City has some big neighbors.

Whales feasted on krill buffet, could spell problems in future.

The whales' precision took them only 1 degree off the straight path.

A project called The Great Whale Trail is tagging the behemoths of the sea as they make long-distance journeys.

Warming winters mean less krill for penguins to eat.

Area off main Hawaiian Islands could be missing wintering grounds.

Dog owners will swear that their dog can smile, but scientists can't confirm this interpretation. Life's Little Mysteries examines whether animals have feelings.

Ancient ancestor provides key link in story of life's journey from land to sea.

Samples taken from sperm whales across the Pacific Ocean showed signs of exposure to toxic pollutants. Those from the Galapagos were most severe.

Whales and women have different life histories, but dispersal and breeding patterns may reveal why both stop reproducing relatively early in life.

Skin damage caused by exposure to ultraviolet light was common among whales studied in the Gulf of California.

A female humpback from a breeding ground in Brazil was recently discovered in a breeding ground off the east coast of Madagascar.

Get a sneak peek at National Geographic's new Great Migrations series.

Whales fertilize the ocean with their feces, which contain nutrients they carry from deep waters up to the surface.

Researchers can collect genetic samples from dolphins by capturing their exhaled breathe, rather than shooting them with darts, according to new research.

Whale calls provide information about the animals' abundance in oil-ravaged waters.

A special jaw adaptation allows humpback whales to gorge on water filled with prey.

Louder calls could take a toll on endangered species.

Humpback whales were previously believed to be less social than other whales, but a new study found that they actually form friendships that last for years.