The skeletal remains of Aurornis xui date to the Middle to Late Jurassic period.
Thierry Hubin/IRSNB
Skeleton and reconstruction of Aurornis xui, the world's oldest known bird.
Jonica Dos Remedios/Claude Desmedt/IRSNB
A reconstruction of Aurornis xui, envisions the bird having grey-toned feathers, with distinctive markings on its wings and legs.
Masato Hattori
An alternate reconstruction of Aurornis xui envisions the bird as brown-feathered and fierce.
Jonica Dos Remedios/IRSNB
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