Global climate dynamics drove the decline of mastodonts and elephants, new study suggests (IMAGE)
Caption
Highly complete fossil skull of a typical mid Miocene 'shovel-tusker', Platybelodon grangeri, roamed in large herds across Central Asia 13 million years ago. The specimen is display mounted at the Hezheng Paleozoological Museum, Gansu Province, China.
Credit
Zhang Hanwen
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