Pudua mephistophiles de Winton, 1896[3] The northern pudu (Pudella mephistophiles, Mapudungun püdü or püdu,[4] Spanish: pudú, Spanish pronunciation: [puˈðu]) is a species of South American deer native to the Andes of Colombia, Venezuela, Peru and Ecuador.

It is the world's smallest deer[5] and is classified as Data Deficient in the IUCN Red List.

[6] The northern pudu is the smallest species of deer in the world, standing 32 to 35 cm (13 to 14 in) tall at the shoulder and weighing 3.3 to 6 kg (7.3 to 13.2 lb).

[7] The antlers of the northern pudu grow to about 6 cm (2.4 in) long and curve backward.

[7] The northern pudu is found at higher altitudes than its sister species, from 2,000 to 4,000 m (6,600 to 13,100 ft) above sea level.