Penguins have been pooping on Ardley Island off the coast of the Antarctic Peninsula for a long, long time.
The population there is one of the biggest and oldest Gentoo penguin (Pygoscelis papua) colonies. But evidence from ancient excrement suggests that these animals didn’t always flourish.The Gentoo colony on Ardley Island continues to grow in comparison to other Antarctic penguin species, which have suffered from changes in sea ice extent…
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