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An illustration of a recently discovered species of Monodontid, Bohaskaia monodontoides, and its beluga and narwhale relatives
Article

Smithsonian Scientists Describe a 'New' Fossil Whale

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Nick Pyenson points to a skull and skeleton of a fossil whale.
Article

Excavating a "toothed" baleen whale from Vancouver Island

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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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ancient fish
Video

When Fish Wore Armor

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the skull of a mosasaur
Article

Meals of the Mighty Mosasaur

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

A Squalodontid Success

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A hippopotamus-like creature swims underwater
Article

Flippers or Feet? An Extinct Mammal May Have Been Replaced By Today's Sea Cows

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On average, Arctic sea ice has decreased by four percent per decade since the late 1970s.
Overview

Sea Level Rise

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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 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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A close-up image of a fossil shark jaw with teeth.
Article

Shark Teeth Tell Great White Shark Evolution Story

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

New Archaeocetes from Peru Are the Oldest Fossil Whales from South America

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