What is the oldest known bird fossil?
Accordingly, how old is the oldest bird fossil?
66 million years ago
Likewise, why are bird fossils rare? Bird fossils are rare because bird bones are hollow and fragile, but Jurassic, Cretaceous, Eocene and Miocene-Pliocene bird fossils have been found. A year later, a much more complete fossilized Archaeopteryx was found at the same quarry. Impressions of its feathers and bone structure were quite clear.
Furthermore, what is the oldest bird?
For more than a century, the small theropod dinosaur Archaeopteryx lithographica from the Late Jurassic period was considered to have been the earliest bird.
Who is the fossil bird?
Archaeopteryx lived around 150 million years ago — during the early Tithonian stage in the late Jurassic Period — in what is now Bavaria, southern Germany.