Twelve black-and-white Magellanic penguins have been returned to the chilly seas off the Atlantic coast of Argentina after they were rescued, suffering from issues including malnutrition and anemia and then nursed back to health. “We found these animals in a state of malnutrition and dehydration,” said biologist Sergio Rodriguez, in charge of the rescue center at the Mundo Marino Foundation. “In some cases they had issues molting, that is the natural replacement of their feathers which had been interrupted for various reasons including lack of nutrients, which means they lacked the feathers to withstand the cold sea waters.” The birds were treated with an adequate balanced diet and then released. There are 2.2 million to 3.2 million adult Magellanic penguins, mostly found around Argentina and Chile.

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