He managed to hook one and, after reeling it in, was shocked to see the fish seemingly grinning at him with a "mouth full of teeth." Martin described the moment he caught the toothy fish ...

At least 94 tourists have been attacked at a popular holiday resort by huge fish with sharp human-like teeth in a period of just two years. One victim lost part of her finger from a fish bite ...

Some of these bites were reportedly caused by a 4ft tambaqui fish, which is part of the red piranha family. They are known for their strong teeth and can weigh up to a whopping 100 lbs.

Complex teeth with multiple cusps in an African cichlid fish. The cichlid fish of Africa's Great Lakes have formed new species more rapidly than any other group of vertebrates. A new study shows ...