Patagonian weasel not been thoroughly studied in the wild, and knowledge of its behavioral patterns is unsure. It reportedly has been kept as a working pet by local ranchers to destroy rodents. Patagonian weasel The Patagonian weasel ("Lyncodon patagonicus") is a small mustelid that is the only member of the genus "Lyncodon". Its geographic range is the Pampas of western Argentina and sections of Chile. An early mention of the animal is in the Journal of Syms Covington, who sailed with Charles Darwin on his epic voyage aboard "HMS Beagle". The Patagonian weasel has a head and body length of , with
Patagonian mara as anal digging. In addition a male will stand on his hind legs and urinate on a female’s rump to which the female will respond by spraying a jet of urine backwards into the face of the male. The male’s urination is meant to repel other males from his partner while the female’s urination is a rejection of any approaching male when she is not receptive. Both anal digging and urination are more frequent during the breeding season and are more commonly done by males. The Patagonian mara is considered to be a near threatened species. Historically, maras have ranged