Dear Jennifer, These works are devoted to definition of age of the red deer and reindeer: Brown W.A.,, Chapman N.G. 1991. Age assessment of red deer (Cervus elaphus): froma scoring scheme baesed on radiographs of developing permanent molarifonm teeth.. Journal of Zoology. (225) :85 - 97. Brown W.A.,, Chapman N.G. 1991. The dentition of red deer (Cervus elaphus): a scoring scheme to assess age from wear of the permanent molariform teeth.. Journal of Zoology 224:519 - 536. Carter R.J. 1998. Reassement of sesonality at the Early Mesolithic Site of Starr Carr, Yorkshire based onradiographs of mandibular tooth development in read deer (Cervus elaphus).. Journal of Archaeol. Science 25(9):851 - 856. Coy J.P. 1973. Bronze age domestic animals from Keos, Grees.. In: Domest. forschung und geschichte der Hausiere.Int.Symp.in Budapest1971, p. 239 - 243.Akademiai Kiado Budapest. Akademiai Kiado. Fosse P. 1996. La grotte N1 de Lunel-Viel (Herault, France): repaire d'hyenes du Pleistocene moyen. Etude taphponomique du materiel osseux.. In: Paleo.,(8), p. 47 - 81. . Kierdorf U., Becher J. 1997. Mineralization and wear of mandibular first molars in red deer (Cervus elaphus) of known age.. Journal of Zoology. 241:135 - 143. Morrison D., Whitridge P. 1997. Estimating the age and sex of Caribou from mandibular measurements. Journal of Archaeological Science 24(12):1093-1106. Stelinski J. 1959. Nowy system okreslania wieku jelenia.. Lowiec Polski (1):. Tisdall J.S., Wilson P.R., Krik E.J. 1985. Eruption pattern of the permanent incisor of farmed red deer. The Royal Society of New Zealand. Bulletin (22):109 - 110. This ones is about the definition of age of Bovidae Grant A. 1982. The use of tooth wear as a guide to the age of domestic ungulates. In: Ageing and sexing animal bones from archaeolog. sites. BAR reports(BS), vol.109, p. 91 - 108. Oxford. . Grigson C. 1982. Sex and age determination of some bones and teeth of domestic cattl: a review of literature. In: Ageing and sexing animal bones from archaeolog. sites. BAR reports(BS), vol.109, p. 7 - 24. Oxford. . Grigson C. 1983. Size and sex: evidence for the domestication of cattle in the Near East. In: The beginnings of Agriculture B.A.R. Int.Ser., vol.496, p. 77 - 109. Oxford. . Silver I.A. 1969. The ageing of domestic animals.. In: Science in Archaeology., p. 250 - 268.Praeger Chicago. Praeger. Sisson S.,, Grossman J.D. 1933.Anatomia de los animales domesticos..Salvat- Barcelona, p. Wegrzyn M., Serwatka S. 1984. Teeth eruption in the European bison. Acta Theriologica 29(9):111 - 121. These articles is about definition of age Caprine Bullock D.J.,, Pickering S.P. 1984. The validity of horn ring counts to determine the age of Scottish feral goats (Cpra domestic).. J. Zool. 202(4):561 - 564. Duerst J.U. 1924.Vergleichende untersuchungs - methoden am skelett bei Saugern. Handbuch der biologischen Arbeitsmethoden.. - , V. 7/2. 529 p. Payne S. 1973. Kill-of patterns in sheep and goats; the mandibles from Asvan Kale. Anatolian Studies (23):281 - 303. Certainly, it is spoken about the domestic animals in a part of them. However principle of definition of age is identical for the wild and similar domestic animals. Yours sincerely, Aleksei Kasparov, Sanktpetersburg .