The collared peccary (Pecari tajacu) is a species of mammal in the family Tayassuidae found in North, Central, and South America. They are commonly referred to as javelina, saÃno or bÃ¡quiro, although these terms are also used to describe other species in the family. The species is also known as the musk hog.Collared peccaries are diurnal creatures that live in groups of up to 50 individuals, averaging between six and 9 members. The collared peccary stands around 510â€“610 millimetres (20â€“24 in) tall at the shoulder and is about 1.0â€“1.5 m (3 ft 3 inâ€“4 ft 11 in) long. It weighs between 16 and 27 kg (35 and 60 lb).