Fossils recovered from Antarctica in the 1980s may belong to the largest flying bird ever, a new study has found. A new study documenting the birds, published today in Scientific Reports, is the result of a fossil detective story spanning from Antarctica to California. Set that strange creature about 50 million years in the past and you’ve got the image of a pelagornithid, a group of ancient avians that included some of the largest flying birds of all time. (Brian Choo) Follow the Fossil Detective Story. The largest birds lived around 25 million years ago, according to fossil evidence. A pelagornithid, likely the largest flying bird that ever lived, soared over the open ocean. Scientists have identified the fossilized remains of an extinct giant bird that could be the biggest flying bird ever found. Argentavis Magnificens — Largest Flying Bird Ever, Giant Teratorn Facts, Extinction, Wingspan, Etc James Ayre - June 28, 2013 January 19, 2015 The Giant Teratorn — Argentavis magnificens — was an absolutely enormous species of flying bird which lived in Argentina during the late Miocene, about six million years ago. And now paleontologists have uncovered in that group what may be the largest known flying birds ever… Scientists Reveal What May Be the Largest Flying Bird Ever. Trumpeter swan (up to 17.2 kg /38 lb) Trumpeter swan (Cygnus buccinator) has known as one of the heaviest birds ever that comes in the flying bird species found in the world. Researchers from California and China identified the 50-million-year-old bone of a giant bird that lived in Antarctica By Riley Black SMITHSONIANMAG.COM OCTOBER 26, 2020 5:00AM Imagine an albatross with a hacksaw for a mouth. Furthermore, this bird also contains a very large size of wingspan, which would be for up to 3.3 m (10 ft 10 in), and it can exceed as well. But they were flying reptiles, not the dinosaurs that birds descended from.