A team of ecologists and evolutionary scientists at the University of Oslo, working with colleagues from the Norwegian Institute for Nature Research, the Norwegian Polar Institute, the Swedish Museum of Natural History, and the American Museum of Natural History, has found that two subspecies of Atlantic puffin that historically have lived far apart began intermingling over the past century, resulting in the development of a new hybrid puffin species.
Click here for original story, Hybridization of Atlantic puffins in the Arctic coincides with 20th-century climate change
Source: Phys.org