Figure 1 . The scale at which the study was conducted: (a, b) the study area was located on the eastern edge of the central Coast Range in western Oregon, USA, at approximately 44°30’0”N 123°30’0”W, c) we placed 2 nest platforms per ha at 23 randomly located young-forest sites. Nest platforms were designed to provide nesting substrates for our primary target species, the red tree vole (d; photo courtesy of Michael Durham).