Thursday, January 3, 2019

Why the number of single male Magellanic penguins is rising at this breeding colony

Female Magellanic penguins are more likely to die at sea as juveniles, which has caused a skewed sex ratio of nearly three adult males to every female, as well as population decline of more than 40 percent since 1987 at one of their largest breeding colonies -- Punta Tombo in Argentina.

from Latest Science News -- ScienceDaily http://bit.ly/2AsTf2V

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