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Most mammals with tusks have a pair of them growing out from either side of the mouth. Tusks are generally curved and have a smooth, continuous surface. The male narwhal's straight single helical tusk, which usually grows out from the left of the mouth, is an exception to the typical features of tusks described above. Continuous growth of tusks ...
An elaborately carved ivory tusk in Sa'dabad Palace, Iran. Before plastics were introduced, ivory had many ornamental and practical uses, mainly because of the white color it presents when processed. It was formerly used to make cutlery handles, billiard balls, piano keys, Scottish bagpipes, buttons and a wide range of ornamental items.
Ivory carving is the carving of ivory, that is to say animal tooth or tusk, generally by using sharp cutting tools, either mechanically or manually. Objects carved in ivory are often called "ivories".
"Tusk" is a song by British-American rock band Fleetwood Mac from the 1979 double LP of the same name. It was written and sung by Lindsey Buckingham.The song peaked at number eight in the United States for three weeks, reached number six in the United Kingdom (where it was certified Silver for sales of over 250,000 copies), number five in Canada, and number three in Australia.
As the tusk develops, it is topped with smooth, cone-shaped enamel that eventually wanes. The dentine is known as ivory and has a cross-section of intersecting lines, known as "engine turning", which create diamond-shaped patterns. Being living tissue, tusks are fairly soft and about as dense as the mineral calcite. The tusk protrudes from a ...
Ivory trade in Ghana, 1690. Elephant ivory has been exported from Africa and Asia for millennia with records going back to the 14th century BCE.Transport of the heavy commodity was always difficult, and with the establishment of the early-modern slave trades from East and West Africa, freshly captured slaves were used to carry the heavy tusks to the ports where both the tusks and their ...
The tusk shells appear to be the only extant molluscs which completely lack the otherwise standard molluscan reno-pericardial apertures. Furthermore, they also appear to be the only molluscs with openings that directly connect the hemocoel with the surrounding water (through two "water pores" located near the nephridial openings).
Tusk tenon: a kind of mortise and tenon joint that uses a wedge-shaped key to hold the joint together. Teasel (or teazle) tenon: a term used for the tenon on top of a jowled or gunstock post, which is typically received by the mortise in the underside of a tie beam. A common element of the English tying joint.