The penguin poop didn’t only influence krill movements. In another phase of the experiment, researchers noticed the ...

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

Learn more about how the smell of penguin poo causes krill to stop eating and move frantically.

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 ...

In the lab, the team let krill loose in a flume filled with flowing seawater, adding either algae for the krill to eat, a bit of Adélie penguin poop or both. Cameras tracked the krill’s 3-D ...

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

Imagine looking at the world through the stalked compound eyes of krill in the Southern Ocean. All of a sudden, a penguin appears like a voracious giant, streamlined like a torpedo, chasing and ...

A second experiment also detected that krill reduced their rate of eating algae by 64 per cent when penguin poo was in the water. Dr Hellessey said she had been “spitballing the idea of poo ...

Unlike fish oil, krill oil gets its red color from the antioxidant astaxanthin, which can support eye health and reduce inflammation. The antioxidant is also found in salmon, shrimp, and algae.