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 ...

Scientists have used ancient DNA to help reconstruct 6,000 years of penguin history at the South Pole. The researchers found that Adélie penguins had taken over the habitat of southern elephant ...

Ancient Adelie penguin colony revealed by snowmelt at Cape Irizar, Ross Sea, Antarctica Sep 28, 2020 Researchers find 1 million-year-old marine DNA in Antarctic sediment ...