AnAge entry for Bos grunniens

Classification (HAGRID: 01561)

Taxonomy: Kingdom: Animalia
    Phylum: Chordata
        Class: Mammalia (Taxon entry)
            Order: Artiodactyla
                Family: Bovidae
                    Genus: Bos
Species: Bos grunniens
Common name: Yak

Maximum longevity: 26.3 years (captivity)
Source: ref. 671
Sample size: Large
Data quality: High
Observations: The yak reaches full size in 6-8 years. In the wild, these animals have been estimated to live up to 25 years [0434]. One captive specimen was still living after 26.3 years [0671].

: No information is available on life history. Please contact us if you wish to suggest or contribute data.

[0671] Richard Weigl (2005), Longevity of Mammals in Captivity; from the Living Collections of the World
[0610] Ernest (2003), Life history characteristics of placental non-volant mammals
[1004] Han et al. (2002), Effects of high altitude and season on fasting heat production in the yak Bos grunniens or Poephagus grunniens (PubMed)
[0434] Ronald Nowak (1999), Walker's Mammals of the World
[0107] Tonami and Takahashi (1997), Effects of aging on tensile fatigue strength of bovine dentin (PubMed)
[0455] Virginia Hayssen et al. (1993), Asdell's Patterns of Mammalian Reproduction: A Compendium of Species-Specific Data
[0106] Gaczynska et al. (1986), Proteolytic susceptibility of membrane proteins during erythrocyte aging (PubMed)
[0541] Tibetan Yaks