Names follow international convention before the recent revision (see Reindeer#Taxonomy below). Reindeer / caribou (Rangifer) vary in size from the smallest, the Svalbard reindeer (R. (t.) … 展开

About 25,000 mountain reindeer (R. t. tarandus) still live in the mountains of Norway, notably in Hardangervidda. In Sweden there are approximately 250,000 reindeer in herds managed by Sámi 展开

Charles Hamilton Smith is credited with the name Rangifer for the reindeer genus, which Albertus Magnus used in his De animalibus, fol. Liber 22, Cap. 268: "Dicitur Rangyfer quasi ramifer". This word may go back to the Sámi word raingo. Carl Linnaeus chose the word tarandus … 展开

The "glacial-interglacial cycles of the upper Pleistocene had a major influence on the evolution" of Rangifer species and other Arctic and sub-Arctic species. Isolation of tundra-adapted species Rangifer in Last Glacial Maximum refugia during the last glacial – the 展开

Naming and research on museum collections
Carl Linnaeus in 1758 named the Eurasian tundra species Cervus tarandus, the genus Rangifer being credited to Smith, 1827.
Rangifer has had a … 展开

Abbreviations:
• AMNH - American Museum of Natural History
• BCPM - British Columbia Provincial Museum (= RBCM the Royal British Columbia Museum) 展开

Naming in this and following sections follows the taxonomy in the authoritative 2011 reference work Handbook of the Mammals of the World Vol. 2: Hoofed Mammals.
Antlers
In most 展开