Rarer nesting species are found here as well. Sharp-shinned hawks will sometimes nest in the deeper parts of the woods. Winter wren, was found nesting in 2009. Blue-headed vireo, is found in the ledges and hemlocks. Hermit thrush is a probable nesting species. Black-throated green warbler nests in the ledges and hemlock hardwood forest. Purple finch is an occasional nester. Dark-eyed junco, is a prolific nester and abundant year round on Gildersleeve mountain, not just in the winter, as in most of the Cleveland region. Pine siskin is another very rare nesting species first verified in 2009.