Pelagornis sandersi – It’s the biggest bird that ever lived. Its wings measured approximately 24 feet, and the fossil was discovered in 1983 in South Carolina. Mostly, it was flying over the oceans. Teratornis – It was 30 inches tall and lived in North America. Archeologists discovered over 100 fossils all over the continent. Its wings measured 20 feet. Physornis fortis – This bird was a predator that lived in Argentina. Although it.. Read More