19th August 2018

wikipedia
10

What was a land bridge?

A land bridge, in biogeography, is an isthmus or wider land connection between otherwise separate areas, over which animals and plants are able to cross and colonise new lands.

What is the significance of the Bering Strait land bridge?

Lowered sea levels during the last Ice Age exposed dry land between Asia and the Americas, creating the Bering Land Bridge. The first humans to arrive in America came from Asia across the land bridge, but when and how they spread throughout the New World is still a mystery.
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