 There is in addition one of the more important predators of waterfowl, the marsh harrier, more common on the permanent lakes where there is denser vegetation.Beyond the wetlands are various other wild animals such as rodents, hares, pole cats, snakes, falcons, owls and partridges.Pedro Muñoz had a population of 8,711 inhabitants in 2009, declining slightly to 8,639 inhabitants according to the 2011 census.