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Two nurse sharks hover over a baited cage
Lesson Plan

The Methane Circus

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Two nurse sharks hover over a baited cage
Lesson Plan

Fossil Forams and the Scientific Process

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Two nurse sharks hover over a baited cage
Lesson Plan

The Puzzle of Ice Age Americans

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A rendering of an underwater marine scene from the Cambrian Period, featuring an arthropod, annelids, and other animals.
Slideshow

A Collection of Cambrian Fossils

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An artistic rendering of an ocean landscape as it may have looked during the Archean Eon.
Slideshow

The Ocean Throughout Geologic Time, An Image Gallery

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Forams are tiny single-celled organisms.
Slideshow

Foraminifera

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Photograph of the model of a Giant Megatooth Shark, taken from the front..
Slideshow

Shark Ancestors

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Smithsonian researchers eat a meal in preparation for a fossil excavation
Slideshow

A Squalodontid Success

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Color illustration of an ancient bivalve.
Slideshow

Rudist Reefs

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Two men each hold a ceramic vessel at the archaeological excavation
Article

Archaeologists Study Early Whaling Community in Quebec, Canada

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Smithsonian scientists race the tide the excavate an ancient whale fossil entombed in rock
Article

Fossil Whale Found, Excavated, Jacketed, and Returned to STRI!

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ichthyosaurs frolic in the waves
Article

Form Equals Function for Ancient Sea Lizards and Modern Whales

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