Ever wondered which animal is the biggest creature on Earth? The blue whale is the most massive animal in the world! Learn all about this amazing giant of the seas in this fascinating video packed ...

The Antarctic blue whale (Balaenoptera musculus ssp. Intermedia) is the largest animal on the planet, but it is critically ...

Discover the largest sharks ever to roam the ocean. Learn about the extinct, colossal Megalodon (up to 20m) and the largest living shark, the gentle Whale Shark (up to 18.8m). See how these giants ...

Rescuers are trying to free a pod of long-finned pilot whales stranded off the Australian island of Tasmania. Around 470 ...