A rising, global demand for krill as a dietary supplement has been ravaging Antarctica's remote, frigid waters through krill ...

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

“Here we show for the first time that a small amount of penguin guano causes a sudden change in the feeding and swimming behaviors of Antarctic krill,” said Dr. Nicole Hellessey, a postdoctoral ...

Just a faint whiff of penguin poop pushes their favorite prey to take "frantic" evasive action, reveals new research.

The study suggests that even the faintest hint of penguin droppings in the water is enough to prompt krill into escape behavior.

"Here we show for the first time that a small amount of penguin guano causes a sudden change in the feeding and swimming behaviors of Antarctic krill," said Dr. Nicole Hellessey, a postdoctoral ...

Ecosystems in the Southern Ocean, the body of water surrounding Antarctica, are under threat from climate change. The area's ...

A new tool has been created to shed light on the mysterious lives of Antarctic krill. Picture: Peter Harmsen/Australian Antarctic Division Poo, or guano, from Adelie penguins was collected and fed ...