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

Shark Ancestors

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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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a grey, fossilized fish skeleton with a red background
Article

Bony Beginnings: The Rise of Vertebrate Innovation in the Devonian

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A shark tooth embedded in a bone
Article

What the Megalodon Left Behind

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Fossil mosasaur skull and partial skeleton sitting in what looks like the dirt it was excavated from.
Article

If You Build An Ocean, Sea Monsters Will Come

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an ammonite fossil with a carved snake head
Photo

Snakestones

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

Smithsonian Paleobiologist Brian Huber

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Screenshot from video showing tiny foraminifera.
Video

Foraminifera on the Seafloor

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A 3-D reconstruction of the skull of a fin whale fetus.
Article

Keeping An Ear Out For Whale Evolution

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Forams are tiny single-celled organisms.
Slideshow

Foraminifera

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