description Vegavis iaai Overview
Vegavis iaai is an extinct bird from the latest Cretaceous of Antarctica, known from fossils found in the López de Bertodano Formation on Vega Island and described in 2005. Anatomical analyses place it close to modern ducks, geese, and their relatives within or near Anseriformes, although its exact position remains debated. Its presence before the end-Cretaceous extinction provides evidence that some lineages related to living birds had already diversified by about 66 million years ago.
help Vegavis iaai FAQ
Where was the Vegavis iaai fossil found?
The Vegavis iaai fossil was discovered in the López de Bertodano Formation on Vega Island, Antarctica. It provides crucial evidence of bird life in Antarctica during the latest Cretaceous period.
What modern birds is Vegavis iaai related to?
Anatomical analyses of Vegavis iaai place it close to modern ducks, geese, and their relatives within or near the group known as Anseriformes. This makes it an important extinct bird for understanding the early evolution of modern waterfowl.
When was Vegavis iaai described?
Vegavis iaai was officially described as a new species in 2005. The description was based on fossils found on Vega Island, Antarctica, dating back to the latest Cretaceous period.
How old is the Vegavis iaai fossil?
Vegavis iaai dates back to the latest Cretaceous period, right around the time of the mass dinosaur extinction. Found in Antarctica's López de Bertodano Formation, it is a significant extinct bird that survived up to or near the Cretaceous-Paleogene boundary.
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