Here's a breakdown of the classification:
* Kingdom: Animalia (animals)
* Phylum: Chordata (chordates)
* Class: Mammalia (mammals)
* Order: Carnivora (carnivores)
* Family: Canidae (canids)
* Genus: *Canis* (dogs)
* Species: *Canis familiaris* (domestic dog)
* Breed: Rat terrier
Let me know if you'd like to know more about any of these categories!