These days, all fish have teeth. The shapes of their teeth vary according to diet, ranging from the little pegs of goldfish ...

Learn how whale fossils and embedded shark teeth reveal feeding behavior and scavenging in the Early Pliocene North Sea ...

Artist's impression of how Victorian palaeontologists thought the Megalosaurus looked (R) is compared with how we now understand it to have looked (L). Credit: University of Warwick/Mark Garlick ...