Stealthy, solitary and elusive–this lizard, endemic to the Tongan Islands ... Scientists believe there's a chance that the extinct giant ... [+] Tongan ground skink may still inhabit these ...

For nearly 30 million years, a 2,000-pound beast known as the entelodont ruled a sweeping empire from Mongolia to what is now ...

Giant lizards were extinct in Hong Kong, but now one scientist says they might be coming back to the city's country parks. Dr Gary Ades, who works for Kadoorie Farm and Botanic Garden, said there ...

Extinct species are every bit as interesting ... The ancient mosasaur, a giant marine lizard, was a formidable predator that thrived during the late Cretaceous period, approximately 100 to 66 ...

First transmitted in 1956, the Zoo Quest team sail to Komodo island, the home of a giant lizard known as the Komodo ... soon comes face to face with the prehistoric-looking creatures.

Researchers have uncovered a "dinosaur highway" after hundreds of giant prehistoric footprints dating back 166 million years were found ... In this case, the footprints were likely left by Cetiosaurus ...