Life (root) » Animalia (Animals) » Chordata (Chordates) » Vertebrata (Vertebrataes) » Mammalia (Mammals) » Theria (Therians) » Placentalia (Placental Mammals) » Laurasiatheria (Ungulates, Carnivorans, and Allies) » Carnivora (Carnivorans) » Ursidae (Bears) » Ursinae (Long-faced Bears) » Ursus (Holarctic Bears) » Ursus americanus (American Black Bear)