The bountiful creatures sequester carbon and are a vital food source for marine predators, but their future is uncertain ...

A 2023 meta-analysis found that krill oil made no impact on blood pressure or heart disease risk factors. “We need more ...

By listening in on their songs from year to year, a team of scientists found variations in their tunes based on the species that are available for them to eat. The findings are detailed in a study ...

Most people can get enough DHA and EPA by eating fatty, low-mercury fish—such as Alaskan salmon and sardines—at least twice weekly. If you take a supplement, consult a doctor because krill oil ...

The whales eat krill and fish that can aggregate in massive schools. However, their diets are distinct. While blue whales only eat krill, humpback whales eat krill and small schooling fish such as ...

Blue whales eat krill - tiny, shrimp-like crustaceans that live throughout Earth's oceans. The huge whales can eat up to four tonnes of krill every day. Blue whales lunge through large swarms of krill ...

They are also the foundation of a healthy ocean - part of a virtuous cycle: Whales eat krill, krill eat microscopic plants that live in sea ice, and those plants absorb planet-warming carbon as ...

These colossal cetaceans often reach 30 metres in length and can weigh up to 180 tonnes - so they need to eat a lot to keep them swimming. But despite their enormous size, blue whales feed almost ...

Antarctic krill swimming between the Southern ... "They play an important role in the global carbon cycle by eating carbon-rich phytoplankton in surface waters and producing fast-sinking fecal ...