For the first time, a pygmy blue whale has been spotted nursing its calf underwater. The moment was caught on camera off the coast of Timor-Leste in Southeast Asia as part of a research program ...

Let’s explore why whales sing and how these mesmerizing sounds play such an important role in the continued survival of these most ancient of creatures. To Communicate Whale songs are a primary ...

Blue whales were wiped out from waters near the Seychelles islands half a century ago but underwater audio captured by scientists shows they returned. Business Insider Subscribe Newsletters ...

Hear the song of the blue whale. Using underwater microphones or hydrophones, Buchan has studied whale acoustics in Patagonian waters since 2007, and discovered that the blue whales off the coast ...

Whales hold their breath as they’re feeding on krill, which tend to aggregate hundreds of feet underwater. That causes carbon dioxide to build up in their blood.

Blue whales - the largest animals on Earth - are making their home in a part of the Indian Ocean where they were wiped out by whaling decades ago. Researchers and filmmakers in the Seychelles ...

A blue whale's call is 20 Hz and a sperm whale’s click is about 10,000 Hz. ... Sound is also perceived differently underwater because water is denser than air.

The Antarctic blue whale can weigh up to 400,000 pounds and stretches to 98 feet in length. The underwater call of the sperm whale, the earth’s loudest, registers at 230 decibels.