Shaggy, Shovel Headed Rhino Evolved in Tibet

Woolly rhinos and many other large, shaggy prehistoric animals first evolved their cold tolerance in Tibet, which served as the evolutionary cradle for Ice Age mega plant-eaters, according to a new paper. The study helps explain why so many different species roamed North America, Europe and Asia during the last Ice Age beginning about 2.8 million years ago. They had previously adapted to cold environments in the western Himalayas before later expanding to other regions. Several were big with...Full Story
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