Add Yahoo as a preferred source to see more of our stories on Google. The blue whale holds the title as the largest animal ever known to have lived on Earth. This video explores how big blue whales ...

Whales are among the largest and oldest animals on Earth. They can be found in every ocean and range in size from the small ...

If you've ever doubted the intelligence of wild animals, look no further than the sperm whale. See for yourself as one ...

Add Yahoo as a preferred source to see more of our stories on Google. Read on to discover the 12-inch-thick throat muscles and a 90-second gulp that power its baleen-filter feeding. The biggest whale ...

As humpback whales recover, older males are fathering more calves, revealing how whaling still shapes mating and competition ...

Local whale-watchers have reported what they believe was possibly the largest pod of gray whales seen in Southern California waters in at least three decades. The pod of 23 gray whales was spotted ...