(Parks Victoria released a photo on December 20, which shows a dinosaur footprint after it was damaged by vandals at Flat Rocks near Melbourne) Vandals used a hammer to smash a 115-million-year-old three-toed dinosaur footprint in a national park in Australia. Park rangers at the Bunurong Marine Park discovered the damage to the theropod footprint while taking a school group on a tour. The one-foot wide print was found in 2006 and deliberately left in place to allow visitors to see it in its natural state in one of the world’s few ice-age dinosaur sites. "It is so disappointing,”...