Tag Archive for ‘Indies’

The New Continental Land Stage

The New Continental Land Stage

Audio File THE AGE OF EARLY MAMMALS   50,000,000 years ago, the land areas of the world were very generally above […]

The Cretaceous Stage — The Flowering-Plant Period

The Cretaceous Stage — The Flowering-Plant Period

Audio File   THE AGE OF BIRDS   The great Cretaceous period derives its name from the predominance of the prolific […]

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