Second Atlas of Breeding Birds in Pennsylvania: A Review by an Atlas Novice
10,000 Birds
APRIL 2, 2013
It turns out that the reclaimed mines work well as habitat for the sparrow because they collect a layer of leaf litter, a key nesting requirement. And, if you are part of an ongoing atlas project in your state, tell us about your experiences. Behind every distribution map, there must be a fascinating birding experience.
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