At first, researchers thought the color was food stains ... their dental enamel to maintain a sharp cutting edge.” “With ...

The color of the shark tooth can tell you a lot ... can rip open the shells of sea turtles — while super strong and sharp teeth belonging to the great white are meant for crushing seal bones.

They have “short” heads with “small and sharp” teeth, wrinkly skin and “pointed” tails. Photos show the dark brown coloring of the new species. Dark long-body snake eels live in ...

Off the coast of southern Japan, trawlers hauled in their nets and sifted through the catch. An orange-eyed sea creature with “needle-like” teeth caught their attention — and for good reason. It ...

It appears to have black eyes and a long row of black teeth. "What's black as tar ... They are usually olive brown in color, making this one a rare exception. Gars are known for being large ...

They're actually the longest teeth in the human mouth. So what are these long, sharp teeth doing among our short, stubby ones? Well, contrary to popular belief, it's not for tearing and ripping meat.

The research team came to this conclusion after analyzing nearly 100 canine teeth that spanned the super-sharp to super-sturdy spectrum, including saber-toothed cats, snow leopards, wolverines and ...