The area of sclerophyllous oaks Sprout Forest decreased 69754 hectares than that in 1987, decreased 28.16% than before.

栎类萌生林比1987年减少了69754公顷，比原来减少了28.16％，主要原因是人为破坏。

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The droppings that cowbirds and other invaders leave behind can also contain seeds from invasive plants that will sprout, spread and ultimately change the soil so much that some forest salamanders and wildflowers can't survive, experts note.

WSJ: Northeast drilling boom threatens forest wildlife