Sierra de la Demanda is a mountain sub-range situated in the northern Iberian Peninsula. The Sierra de la Demanda area provides the habitat for Lissotriton helveticus punctillatus, a subspecies of the palmate newt.
Sierra de la Demanda is a mountain sub-range situated in the northern Iberian Peninsula. The Sierra de la Demanda area provides the habitat for Lissotriton helveticus punctillatus, a subspecies of the palmate newt.