What is special about elephant teeth? In contrast to humans, elephants are lucky enough to undergo further dentition 6 times. Teeth are not, however, exchanged from the bottom to the top (vertically), as in ...
Ivory
What is ivory? Being a biological product, the tusks are comparatively soft. The hardness of the ivory and so the suitability for carving vary depending on the origin, the habitat and the sex. So ...