Early humans evolved in ecosystems unlike any found today

To understand the environmental pressures that shaped human evolution, scientists must first piece together the details of the ancient plant and animal communities that our fossil ancestors lived in over the past 7 million ...

Oddness of Australian creatures goes way back

Australian creatures like the echidna and the koala are celebrated for their oddness. The fossil record shows that this oddity reaches far back into prehistory, as illustrated in the form of a fossil horseshoe crab found ...

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