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A fossil can be studied to determine what kind of organism it represents, how the organism lived, and how it was preserved.

However, by itself a fossil has little meaning unless it is placed within some context.

Although deterioration is an ongoing natural process, nevertheless much can be done to slow the rate at which it takes place in photographic images.

Understanding the ages of related fossil species helps scientists piece together the evolutionary history of a group of organisms.

“It’s a nice example for evolution at work.” Before now, the oldest known baleen-whale fossil was 34 million years old.

But molecular and physical analyses indicated that whales were older than that.

Evolution & Ecology " (see its HOME PAGE .) The result is that some areas, such as the glossary are shared.

Widgets Human evolution from an ancestral primate species is not a vague hypothesis, but a historical fact.