Breed of sturdily built, huskylike dog developed in Siberia, where Siberian peoples kept it as a sled dog, companion, and herd dog for their reindeer. It has erect ears, dark, almond-shaped eyes, and a characteristic smile. Its long, heavy coat is white, cream-coloured, grayish yellow (biscuit), or white-and-biscuit. It stands 19–24 in. (48–60 cm) tall and weighs 50–65 lb (23–30 kg). Gentle, loyal, and intelligent, it makes a capable guard and a good companion.