The gray wolf was classified as Canis lupus by the Swedish scientist Carl von Linne in 1758
Kingdom: Animalia (all animals)
Phylum: Chordata (animals with notochords)
Subphylum: Vertebrata (animals with a skeleton of bone or cartilage)
Class: Mammalia (mammals)
Subclass: Eutheria (placental mammals)
Order: Carnivora (carnivores)
Family: Canidae (dog family)
Genus: Canis (dogs)
Species: lupus (gray wolf)