Why take up bird watching? Here are just a few reasons to consider:
Bird watching is one of the fastest growing outdoor activities in the U.S., with more than 50 million people engaging in some kind of bird watching pastime. Americans spend more than $40 million a year on binoculars, cameras, bird feeders, field guides and travel.
http://www.sanluisobispo.com/news/local/community/cambrian/cambrian-opinion/article192724099.html
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