haven of harmony: bechstein's bats in the woodland

roosting hollow ancient woodland undergrowth sunlight wildlife nature forest mammals bat conservation biodiversity ecosystems nocturnal animals habitat fauna flora ferns shrubs canopy natural light tranquility sanctuary animal behavior species environmental protection endangered creatures ethology ecology hollows efforts preservation small ecological arboreal enthusiasts scenery peaceful environment habitats observation diversity bechstein39aph39s bats tranquil retreat furry distinctive rounded hangs together large gnarled interior contrasting warm filtering dense trees green thrives creating