Marine biologists unravel how whales and their poop trap carbon and feed the ocean. Whales are massive reservoirs of carbon and they are key to the health of our oceans. But there are fewer whales — ...

Sperm whales blasted a "big dark bubble" of poop to prevent an impending orca attack off the southern coast of Western Australia. Scientists witnessed the clever defense strategy unfold Tuesday (March ...

To sustain their huge bodies, blue whales, which are the largest creatures on Earth, feed on huge amounts of krill. A hundred ...

An illustration of the (A) pre-whaling and (B) post-whaling interactions between whales, shrimp-like krill (pink), and photosynthesizing organisms known as phytoplankton (top left of each panel) in ...

Rachael has a degree in Zoology from the University of Southampton, and specializes in animal behavior, evolution, palaeontology, and the environment. Rachael has a degree in Zoology from the ...

Scientists found baleen whales eat and excrete more than we thought, and the discovery has implications for the entire planet. Eric Mack has been a CNET contributor since 2011. Eric and his family ...

Whales of all shapes and sizes play a significant role in the health of marine ecosystems. About 50% of the air humans breathe is produced by the ocean, thanks to phytoplankton and whale waste. The ...

The blue whale is the largest animal on the planet. It consumes enormous quantities of tiny, shrimp-like animals known as krill to support a body of up to 100 feet (30 meters) long. Blue whales and ...

A recent theory proposes that whales weren't just predators in the ocean environment: Nutrients that whales excreted may have provided a key fertilizer to these marine ecosystems. Oceanographers now ...