Dartford warbler
The commons have areas of wet and dry heath, woodland, ponds and wet flushes. Invertebrates include a number of Red Data Book species, such as the bee "Hylaeus gibbus", the "Eumenes coarctatus" and "Psen bruxellensis" wasps and the click-beetle "Hylis olexai". The site also provides a habitat for three rare birds, woodlark, nightjar and Dartford warbler.