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Antarctica yields oldest fossils of giant birds with 6.4-meter wingspans – Phys.org
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…

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.
Called pelagornithids, the birds filled a niche much like that of today’s albatrosses and traveled widely over Earth’s oceans for at least 60 million years. Though a much smaller pelagornithid fossil dates from 62 million…
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