In which part of an animal is the cannon bone?
Bone folder bamboo, although alternatives include a Japanese fabric marking tool ("hera") and a Western bone folder. Bone folder A bone folder, bonefolder, or folding bone is a dull-edged hand tool used to fold and crease material in crafts such as bookbinding, cardmaking, origami, and other paper crafts that require a sharp crease or fold. The tool was also used when correspondence by letter writing was more formal and an art. Often made from the leg bone of a cow, deer, or similar animal and ivory. Alternatives made from plastic now exist; however, those made from bone may be less likely to
Tympanic part of the temporal bone Tympanic part of the temporal bone The tympanic part of the temporal bone is a curved plate of bone lying below the squamous part of the temporal bone, in front of the mastoid process, and surrounding the external part of the ear canal. It originates as a separate bone (tympanic bone), which in some mammals stays separate through life. Evolutionarily, a portion of it is derived from the angular bone of the reptilian lower jaw. Its postero-superior surface is concave, and forms the anterior wall, the floor, and part of the posterior wall of the bony ear canal. Medially, it