Fossils recovered from Antarctica in the 1980s represent the oldest giant members of an extinct group of birds that patrolled the southern oceans with wingspans of up to 21 feet (6.4 meters) that would dwarf the 11½-foot wingspan of today’s largest bird, the wandering albatross.
Click here for original story, Antarctica yields oldest fossils of giant birds with 6.4-meter wingspans
Source: Phys.org