During that same decade, the Lehigh Valley Audubon Society named the Lehigh Parkway as "an excellent spot to observe vireos, warblers, thrushes, and other birds which prefer a second growth deciduous habitat during the spring migration."
In the same period, the Lehigh Valley Audubon Society labeled the Lehigh Parkway as "an ideal place to watch for vireos, warblers, thrushes, and other bird species that thrive in a second-growth deciduous setting during their spring migration."