The fossilized 69-million-year-old skull of the oldest known modern bird has been discovered. The early relatives of ducks and geese lived in Antarctica at around the same time Tyrannosaurus rex ...
The fossilized 69-million-year-old skull of the oldest known modern bird has been discovered. The early relatives of ducks and geese lived in Antarctica at around the same time Tyrannosaurus rex ...
The fossilized 69-million-year-old skull of the oldest known modern bird has been discovered.
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