Successful 'alien' bird invasions are location dependent

Published today in Nature, researchers show that alien bird introductions are most successful in locations and climates similar to their native habitats and in places where other alien species are already established.

New research shakes up the sloth family tree

New studies by two research teams published today in the journals Nature Ecology and Evolution and Current Biology challenge decades of accepted scientific opinion concerning the evolutionary relationships of tree sloths ...

New three-foot-tall relative of Tyrannosaurus rex

A new relative of the Tyrannosaurus rex—much smaller than the huge, ferocious dinonsaur made famous in countless books and films, including, yes, "Jurassic Park—has been discovered and named by a Virginia Tech paleontologist ...

Need for social skills helped shape modern human face

The modern human face is distinctively different to that of our near relatives and now researchers believe its evolution may have been partly driven by our need for good social skills.

Scientists solve mystery shrouding oldest animal fossils

Scientists from The Australian National University (ANU) have discovered that 558 million-year-old Dickinsonia fossils do not reveal all of the features of the earliest known animals, which potentially had mouths and guts.

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