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Offshore Peru, during the Eocene (~56-34 million years ago), showing two archaeocetes (ancient whales): Ocucajea picklingi and Supayacetus muizon.
Photo

Eocene Whales and Penguins Off the Coast of Peru

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Two nurse sharks hover over a baited cage
Lesson Plan

Fossil Forams and the Scientific Process

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Blue whale skull being installed at National Museum of Natural History.
Article

When Did Today’s Whales Get So Big?

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Fossil Whale Digsite at Cerro Ballena, Chile
Article

The Whale Graveyard Whodunit

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

Giant Megatooth Model

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

The Archean Eon (4,600 – 2,500 Million Years Ago)

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

Shark Ancestors

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Illustration of a four-legged proto-whale with webbed feet.
Photo

Early Whale with Webbed Feet

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

A Squalodontid Success

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Forams are tiny single-celled organisms.
Slideshow

Foraminifera

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A screenshot from video showing Brian Huber behind a microscope.
Video

Smithsonian Paleobiologist Brian Huber

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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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