alb3835855

Flightless Bird Fossil

Fossil of Calciavis grandei, an ancient flightless bird from the Eocene epoch, 50 million years ago, Green River formation, Wyoming. The well-preserved fossil shows imprints of feathers protruding from the back end of the bird (on the right). Calciavis belongs to the extinct group of birds known as the Palaeognathae. They are closely related to ostriches, kiwis and tinamous.
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Titel:
Flightless Bird Fossil
Fossil of Calciavis grandei, an ancient flightless bird from the Eocene epoch, 50 million years ago, Green River formation, Wyoming. The well-preserved fossil shows imprints of feathers protruding from the back end of the bird (on the right). Calciavis belongs to the extinct group of birds known as the Palaeognathae. They are closely related to ostriches, kiwis and tinamous.
Bildnachweis:
Album / Science Source / Martin Shields
Freigaben (Releases):
Model: Nein - Eigentum: Nein
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Bildgröße:
5298 x 4166 px | 63.1 MB
Druckgröße:
44.9 x 35.3 cm | 17.7 x 13.9 in (300 dpi)