article: Gastornis
links: Moa Dromornis England Phorusrhacos Spain Terror birds France Palaeocene Cretaceous Paleogene Greenland Belgium Hypothesis Provence Aepyornis Hyena Neornithes Edward Drinker Cope Geographical Aves Indonesia Elephant birds Chordata Paleocene Species Eocene North America Cassowary Phorusrhacidae Germany Dinornis Atlantic Cainozoic South America Alps Egg (biology)