Warmer temperatures are forcing emperor penguins to invent gravity-defying journeys out of their traditional breeding groundsEmperor penguins are having to struggle up 100-foot walls of ice as warmer temperatures force them out of their traditional breeding grounds, a study has shown.
The gravity-defying march of the penguins was spotted by British Antarctic Survey (BAS) scientists in satellite images of four colonies.
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Source: theguardian.com