richmond park management in london leaves the fallen trees to preserve the biodiversity that they provide

ancient ants bats beetle beetles best biodiversity birds britain broken cavities contribute create crevices damage dead deadwood decay decaying depend diversity ecosystem fallen feed found fungi habitats help hollows homes host ideal important invertebrates limbs lying natural nesting numbers numerous nuthatches owls park provide range recorded richmond scarce site sites species stag standing storm supported supports threatened timber treecreepers trees treesnnancient tremendous undisturbed wide wildlife woodland woodpeckers