About Kangling

Kangling, literally translated as "leg" (kang) "flute" (ling), is the Tibetan name for a trumpet or horn made out of a human femur, used in Tibetan Buddhism for various chöd rituals as well as funerals performed by a chöpa. The femur of a criminal or a person who died a violent death is preferred. Alternatively, the femur of a respected teacher may be used. The kangling may also be made out of wood.
A leaf from a Prajñāpāramitā (Perfection of Wisdom) manuscript.

Tibetan Buddhist practices – Schools, sutras & tantras

Apart from classical Mahāyāna Buddhist practices like the six perfections, Tibetan Buddhism also includes tantric practices, such as and the as well as methods which are seen as transcending tantra, like . In Tibetan Buddhism, practices are generally classified as either Sutra (or Pāramitāyāna) or Tantra ( or Mantrayāna), though exactly what constitutes each category and what is included and excluded in each is a matter of debate and .