BBC2 年
Boy, six, finds giant megalodon shark tooth on Bawdsey beach
"Sammy was very excited as we'd seen fragments of shark teeth on the beach, but nothing as big and heavy as this," Mr Shelton said. Photographs of the find were sent to Prof Garrod, a broadcaster ...
Does your dog have 'shark teeth'? Vets say 7% of pooches have an extra row of gnashers ...
Shark teeth' – officially known as persistent deciduous teeth (PDT) – is a disorder where two sets of gnashers come out of a ...