[Breeding bird counts in Danish meadows [overgrown meadows, salt meadows, snipes, Gallinago gallinago, Alvada arvensis, Sturnus vulgaris, Yellow wagtail, Motacilla flava, Willow Warbler, Phylloscopus trochilus, nightingale, Luscinia luscinia]]

alondra alouette danemark denmark dinamarca especies estornino faune et flore sauvages habitat habitats larks meadows monitoring population dynamics prados de siega prairie de fauche species starlings summer verano vida silvestre vigilancia wildlife