The heart of a blue whale can weigh up to 1,300 pounds, while its tongue can weigh 5,400 pounds, which is the average weight of an adult female elephant. Blue whales have sleek, streamlined bodies ...

Blue whales are not just the largest animals alive today, but the largest animals to ever live on Earth. They can stretch ...

There is excitement and concern for North Atlantic right whale mother and calf spotted in busy shipping lanes.