A look back at what happened on this day in history ...

Whales are a group of mammals that live in oceans. They include some of the largest animals on Earth. The blue whale is the biggest animal that has ever existed. Whales can be found in every ocean, ...

Blue whales don’t just hold the title for the biggest animal on the planet today. The truth is that they’re […] ...

Five families of orcas joined forces to hunt down and feed on a blue whale, the largest creature on the planet, in what was an extremely rare sighting off Australia. More than 60 orcas worked together ...

The North Carolina Museum of Natural Sciences is opening a new exhibit this weekend on blue whales, which are the planet's largest animals ever. The special exhibition on blue whales highlights ...

SAN DIEGO — Blue whales, the largest animals on Earth, have been sighted along the San Diego coastline, signaling the beginning of the blue whale watching season. The majestic creatures typically ...

A mama sea creature and her baby were spotted off the coast of California, a group said. Getty Images/iStockphoto The largest animal on Earth and her baby were spotted off the coast of California and ...