Parts of the teeth include: â¢ Enamel: The hardest, white outer part of the tooth. Enamel is mostly made of calcium phosphate, a rock-hard mineral. â¢ Dentin: A layer underlying the enamel.
Most species of giraffes are not endangered. However, the West African (Nigerian Giraffe) is classified as endangered. Giraffe is not an endangered.Unlike elephants killed for â¦ tusks and the leopards killed for their hides ,the giraffes can only be killed for their meat and this is very rare.
The 6 Most Endangered Feline Species. Poaching, habitat loss, inbreeding and hybridization. These are just a few of the threats faced by many wild feline species around the globe. Here are six of the world's most endangered feline species and subspeciesâsome of which may not survive into the next century. 1. Amur leopards