The long-tailed chinchilla (Chinchilla lanigera), also called the Chilean, coastal, common chinchilla, or lesser chinchilla, is one of two species of rodents from the genus Chinchilla, the other species being Chinchilla chinchilla. Wild populations of C. lanigera occur in Auc, near Illapel, IV Regin, Chile, in Reserva Nacional Las Chinchillas & in La Higuera, ca. 100 km (62 mi) north of Coquimbo. Long-tailed Chinchilla s have a body length up to 260 mm (10 in). They have rounded ears 45 mm (1.8 in) in length & their long Tails are usually about a third of the size of their bodies (up to 130 mm (5.1 in) Average males weight 369 - 493 g (13.0 - 17.4 oz) & females weigh approximately 379 - 450 g (13.4 - 16 oz) Chinchilla lanigeras coat is 24 cm (0.79 - 1.6 in) long, with gray, white & black bands; it is silky & extremely soft. General color of upper parts is bluish or silvery gray, underparts are yellowish white. Tail has long, coarse, gray & black hairs on its dorsal surface that are 30 - 40 mm (1.21.6 in) long near the body, 50 - 60 mm (2.02.4 in) long near the tip, & form a bristly tuft.In the wild they breed between October & December