A giant inland sea cut right across North America. Known as the Western Interior Seaway, it ran north to south, connecting the Arctic Ocean with the Gulf of Mexico. It essentially cut the ...
A genetic analysis reveals that Fiji’s iguanas are most closely related to lizards living in North America’s deserts. How is this possible?
North America is the third largest continent in the ... They need a lot of heat to form and a warm sea surface temperature, which is why they usually occur over tropical seas.
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