Meet the 'Giga-Goose,' a 500-Pound Ice Age Bird
An Ice Age bird that weighed twice as much as an ostrich was adapted for the water, say a team of researchers who recently studied fossils from creature, which went extinct about 45,000 years ago. Based on bones of Genyornisnewtoni found in South Australia's Lake Callabonna, the animal weighed about 500 pounds (230...