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Paleoecology is the study of extinct organisms or groups of organisms in relation to their environments by means of their fossil records. Through these records we can discover how ancient plants and animals lived, fed, bred, and died. By studying them, we can relate their environments to ours, and try to understand how the world changes with time. Modern paleoecology is a branch of paleontology, the study of fossils. The study of fossils begins with asking four basic questions about fossils: What are fossils? In what time frame did this fossil live? From what organisms did this fossil descend from, and what organisms did it give rise to? Who originally discovered this fossil? Paleoecology begins by asking all of the above questions plus two ...

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