A new long-term study has revealed that emperor penguins — iconic symbols of the icy wilderness — are being forced to abandon their breeding sites as Antarctica warms.
According to China Daily, researchers at Sun Yat-sen University tracked penguin colonies remotely for 11 years, finding that these birds move roughly 73 meters (240 feet) for every 1 degree Celsius (1.8 Fahrenheit) increase in temperature. The study's lead author, Lin Hong, used satellite imagery to monitor "guano stains," or droppings left on sea ice, which serve as visible evidence of colony locations.
The data showed an ala