At least 30 blue whales have been spotted in the waters of Loreto Bay National Park this season ...

Blue whale calves enter the world already the size of a bus, yet they still face danger. A hungry killer whale sees a slow, inexperienced target guarded by a single adult. However, orcas cannot reach ...

Blue whales, the largest animals on Earth, have been spotted not far off the coast of Massachusetts.

This amazing astronaut photo shows the bizarre whale-like shape of a Belizean tropical island. The coral-reef-covered structure is home to the Great Blue Hole, one of the deepest marine sinkholes on ...

Its appetite hinges on nutrient-rich krill swarms, so climate shifts that shrink krill threaten energy reserves and migration. Read on to discover the 12-inch-thick throat muscles and a 90-second gulp ...

Whale watching charter owners said they couldn’t remember a time over the last decade when blue whales, the earth’s largest mammals, showed up this late off Southern California. In recent years, their ...

Scientists have discovered that whales move nutrients thousands of miles -- in their urine -- from as far as Alaska to Hawaii. These tons of nitrogen support the health of tropical ecosystems and fish ...

Only two blue whale births have ever been recorded in human history, both decades ago. This remains an extraordinary mystery given there used to be hundreds of thousands of blue whales before whaling ...

Whales are the bees of the ocean. That’s a conclusion of new research showing that whales undertake the longest journeys to transport nutrients of any mammal or large animal on Earth, much like bees ...

A blue whale mother and calf are swimming together in the Gulf of California in Baja, Mexico, one of the warm-water places blue whales spend their winter months. Only two blue whale births have ever ...