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Fossils

Fossils
Horizontales
The study of earth through the history of rocks.
Surroundings that an organism lives in
Any living thing
The extinctioon of a large number of species in a short period of time.
The study of prehistoric life represented by fossils of plants and animals.
Death of an entire species
Verticales
The traces or remains of ancient organisms preserved (protected) in rock
Formed when the mold is filled
The era before recorded history
Record of movements and behaviors left behind
Hollow space or fossilized impression