The feather shares characteristics with the plumage that
helps modern birds fly, such as longer barbs on one side of the feather's shaft than the other.
Not exact matches
A fossil from the ancient Aurornis xui (left) shows that the
bird was the size of a
modern - day chicken (right) and could
help explain the evolution of
birds.
These tiny structures
helped birds to conquer the air, they're the ones that cover the bodies of most
modern birds, and they too are found in the Cretaceous amber.
Hosts infected by viruses found new uses for the genetic material the agents of disease left behind; metabolic enzymes somehow came to refract light rays through the eye's lens; mammals took advantage of the sutures between the skull bones to
help their young pass through the birth canal; and, in the signature example, feathers appeared in fossils before the ancestors of
modern birds took to the skies.
Dr Sam Cobb, Senior Lecturer in Anatomyat the University of York and project lead, said: «Our results are important because they may
help us identify one of the driving factors behind the outstanding diversity of
bird species we see in the
modern world.»
Archaeopteryx is fittingly similar to the monster as it is a
bird - like dinosaur with feathers whose discovery by archaeologists in 1861
helped provide a link between reptiles and
modern birds.