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Fossil of an early invertebrate animal showing bilateral symmetry
Early whales moved from terrestrial to aquatic environments
Adults in late adulthood may need to adapt to a new environment as they age and their health status
Raphael's mural, The School of Athens, depicts the early Greek philosophers engaged in ...
In early capitalism, children worked alongside adults. At that time, just as today, most street ...
Position of the fetus in late pregnancy results in stresses on the mother’s body.