When lush deciduous forests covered the Arctic

Around 50 million years ago there were extensive, lush deciduous forests in the polar regions of the Arctic, where today there is sparse vegetation. The forests existed due to the conditions in the Eoceneā€”a combination ...

Fossils show ravens lived alongside early humans in Beijing

While ravens do not occur in China's capital Beijing today, a new study analyzing fossil bird bones from the UNESCO World Heritage Zhoukoudian "Peking Man" site demonstrates that ravens lived in western Beijing at the same ...

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