资讯

A gull-sized flying reptile has emerged from fossil-rich layers of Arizona’s Petrified Forest, revealing the earliest known ...
Buried for 209 million years, a tiny flying reptile and its ancient neighbors just emerged from Arizona’s Triassic past.
The large flying reptiles known as pterosaur preyed on primitive fish that would have hard scale armour covering them.
Fossils of the pterosaur were discovered in Petrified Forest National Park. The fossils date back 209 million years.
A fossil from a seagull-sized winged reptile that lived millions of years ago was found in Arizona, and the creature has now ...
Jaw, wing bone, and tooth of Eotephradactylus mcintireae (209.2 Ma) reveal a floodplain ecosystem with fish, giant amphibians, and early turtles before the end-Triassic mass extinction.
Measuring shells and skeletons encased in thousands of limestone samples has revealed that the sheer amount of living stuff ...
Volcanic eruptions at Earth's surface have significant consequences. Smaller ones can scare tourists on Mount Etna or disrupt ...
Civil War author Bob O’Connor is researching a book about John Lower/Lauer from Clarion County and any other soldiers who were members of the 103rd Pennsylvania Volunteers and ...
In ARCA’s 20th Anniversary Season, “Culture with a View” in Foxburg on the beautiful Allegheny River takes on enhanced meaning with the Red Brick Gallery’s summer exhibit featuring ...