The ocean around Antarctica is changing in unexpected ways. Since 2015, sea ice surrounding the frozen continent has been ...

Researchers from the University of Murica (Murica, Spain), the Carlos III Health Institute (Madrid, Spain), and the University of Siena (Siena, Italy) evaluated the concentration of polychlorinated ...

Tiny ocean zooplankton play a massive role in trapping carbon deep below the surface, offering a hidden buffer against ...

Antarctic sea ice is more than just a platform for penguins. The sea ice's high reflectivity influences the whole Earth's ...

Individual leopard seals specialize in specific prey types despite being generalist species, reshaping ecosystem dynamics.

Researchers measured the amount of nitrogen and carbon in the whiskers, which tells them the kinds of animals the leopard ...

This long-term focus on specific prey can have powerful ecological consequences. At Cape Shirreff, Antarctica, in the ...

A newly discovered dragonfish, isolated for 780,000 years in Antarctica’s frozen waters, has just been revealed.

Antarctic krill is a key species in the Antarctic marine ecosystem as an important food source for many species, such as whales, seals and penguins. However, the small crustaceans are increasingly ...

Antarctic krill do not only react to external environmental influences such as light or food. They also use their internal clock to adapt to the extreme conditions of the polar environment.

The foul stench of penguin poop sets Antarctic krill on edge. In lab experiments, the mere scent of penguin droppings — or guano — sent krill scrambling for escape, researchers report March 20 ...

The authors focused on Adélies, the most southernly breeding species of penguin, as 99.6% of their diet consists of Antarctic krill. An adult Adélie eats up to 1.6 kg of it per day, and the yearly ...