Florida panthers are making a comeback. That's the conclusion a team including UCLA biologists has come to following an ...

Their lack of teeth often makes them develop smarter and more efficient ways to get the nutrients they need. Here are five toothless animals that are masters of eating without teeth!

Step into the shadows with this rare ground-level footage of a black panther. Watch as this elusive big cat moves with silent grace through dense jungle terrain, its sleek form blending seamlessly ...

Teeth and bones are both hard, white and heavy with calcium, but that doesn't make them one and the same. From the way they look to how they heal, teeth are quite different from the body's bones.