the root (no rank)
Eukaryota (domain)
Metazoa (kingdom)
Chordata (phylum)
Craniata (subphylum)
Vertebrata (no rank)
Gnathostomata (superclass)
Sarcopterygii (class)
Tetrapoda (no rank)
Amniota (no rank)
Mammalia (class)
Eutheria (superorder)
Artiodactyla (order)
Ruminantia (suborder)
Bovidae (family)
Bovinae (subfamily)
Bos (genus)
Bos mutus (species)
Bos mutus grunniens (subspecies)
yak (primary common name)
[hide inferior taxa]