But sadly extinct... Rare Pterosaur Tracks Discovered in Alaska’s Denali National Park http://westerndigs.org/rare-pterosaur-tracks-discovered-in-alaskas-denali-national-park/
http://westerndigs.org/rare-pterosaur-tracks-discovered-in-alaskas-denali-national-park/ Rare Pterosaur Tracks Discovered in Alaska’s Dena... http://westerndigs.org/rare-pterosaur-tracks-discovered-in-alaskas-denali-national-park/ Tracks left by a pterosaur that shambled across a muddy Alaskan floodplain some 70 million years ago offer rare proof that flying reptiles thrived in the far north,... View on westerndigs.org http://westerndigs.org/rare-pterosaur-tracks-discovered-in-alaskas-denali-national-park/ Preview by Yahoo
