In a river of southern Vietnam, a 3-foot-long creature with “sharp” teeth swam through the murky water — or tried to, at ...

Early last year, keepers at Chester Zoo first spotted that 25-year-old Rico, a two-toed sloth, had swellings on the side of ...

Rico underwent three-hour dental surgery after zookeepers noticed he had developed a swelling on his face. | ITV News Granada ...

A sloth in Cheshire has successfully undergone “pioneering” surgery to cure its toothache. Rico, 25, is believed to be the ...

Not all animals have the same teeth. You can tell what type of food an animal eats by looking at what is inside its mouth. If an animal has sharp, pointed teeth like a lion, then it is usually a ...

The fish's jaw and neck are hinged so its mouth can open mouth wide and impale prey on needle-sharp teeth. This fish is found in the extreme depths of the ocean, and is also known as the man-gobbler ...

Amanda McNulty shares tips on where to spot anoles, and how to coax one into performing an amusing parlor trick.