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Harbingers of global warming a cause for concern
2014-04-19 16:00:00| Climate Ark Climate Change & Global Warming Newsfeed
Daily Record: Chickadees arent signs of spring, since these cheery little birds are year-round Jersey residents. But they could signal a warming climate. An interesting new study focuses on hybrid chickadees the offspring of northern black-capped chickadees and their southern relatives, Carolina chickadees in places where the two ranges overlap. Because the hybrid birds are infertile and cant reproduce, theyre found only in a long, narrow strip of territory stretching from Kansas to New Jersey. The...
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Category:Electronics and Electrical