Author: Katy Daigle / Source: Science News

On an expedition to an icy island chain off the Antarctic Peninsula’s northern tip, researchers discovered a massive supercolony of more than 1. 5 million Adélie penguins, according to a study published March 2 in Scientific Reports.
Scientists had known of an Adélie penguin colony (Pygoscelis adeliae) in these Danger Islands, but satellite images revealed more guano on the rocky islands than could be explained by the colony’s expected numbers.
Even though the tiny island chain is only about 10 kilometers across, researchers hadn’t realized the extent of the…
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