European wolf, canis lupus lupus, adult, in winter, national park bayrischer wald, germany, captiv

cold animals carnivore gemeiner warm blooded canid winter developed country fauna wild mammalia national european developed countries captiv predatory intelligent vertical wolf europaeischer german nature verticals endothermic vertebrate europe endotherms bayrischer warm canids park mammal carnivorous mammals adult endotherm germany one predator single alone wildlife leader carnivora canidae zoology vertebrates lupus portrait blooded canis wald snow wolves animal 1030 55361