One of the amber specimens sits suspended in a glycerin bath, a solution used to prepare the sample for photography at the Royal Saskatchewan Museum in Canada.
The Angel Wing specimen is seen here under a compound microscope. This view shows the pigment banding the feathers and the outline of a claw. [Read the Full Story on the Mummified Bird Feathers]
This rendering of the Angel Wing specimen was taken at the Shanghai Synchrotron Radiation Facility.
The underside of the Angel Wing specimen has pale plumage in contrast to the dark brown plumage on the topside.
The researchers used ultraviolet (UV) light to map the flow lines within the amber on the Angel Wing specimen.
A compound microscope shows the flight-feather barbs and interlocking barbules in the Angel Wing specimen. [Read the Full Story on the Mummified Bird Feathers]