 New Hare Covert is woodland , mainly composed of oak , ash , larch and Scots pine . The area is managed for biodiversity purposes and provides habitat for numerous mammals , including muntjac , as well as woodland bird species . Between New Hare Covert and Swallow Pool there is also an area of grassland , which attracts numerous species of butterfly . The area also has a large population of small mammals such as common shrew , field vole and bank vole , which in turn attract birds of prey such as the common kestrel and short @-@ eared owl . 
