in the valleys around the peaks to soar and search for food such as mice and voles. The lower parts of the moorland adjacent to the peaks is used for nesting by skylarks as well as some game birds like red grouse and partridges. The skylark can frequently be seen soaring and heard singing above its nest. References External links www.geograph.co.uk : photos of Cribyn and surrounding area Brecon Beacons Mountains and hills of Powys Hewitts of Wales Nuttalls