Eurasian red squirrel (Sciurus vulgaris), sits on the ground and eats walnut, hoarfrost, Tyrol, Austria, Europe

animal behavior animal behaviour animal feeds animal feed animals in the wild animals animal austria behavior behaviour cold eurasian red squirrels eurasian red squirrel europe fauna feeding feed foraging frosty frost grounds ground habitat hoarfrost hoar frost ingestion in winter mammalian mammalia mammals mammal natural environments natural environment natural habitat nature nobody no one no people nuts nut red squirrel rime rodentia rodents rodent sciuridae sciurus vulgaris sciurus search for food searching for food sitting sit squirrels squirrel tirol tyrol walnuts walnut wild animals wild animal wildlife photography wildlife wintery winter wintry oesterreich