Fatty bird gland preserved over 48 million years
(PHYSorg.com Archaeology & Fossils)

(Phys.org)-A team of researchers from the U.S., Ireland, Germany and the U.K. has found evidence of preservation of a fatty oil gland from a 48-million-year-old fossilized bird. In their paper published in Proceedings of the Royal Society B, the group describes where the fossil was found, how it was tested and what their findings might mean for other fossilized bird remains.