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  • Article (5)
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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

Building a productive ocean is complicated. The process is long (on the order of...
October 2018
A rendering of an underwater marine scene from the Cambrian Period, featuring an arthropod, annelids, and other animals.
slideshow

A Collection of Cambrian Fossils

When you're standing in a museum surrounded by fossils, you can almost imagine...
Tue, 10/01/2013 - 10:03
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

Evidence shows that life probably began in the ocean at least 3.5 billion years...
Tue, 09/20/2011 - 15:30
Color illustration of an ancient bivalve.
slideshow

Rudist Reefs

About 100 million years ago, during the heyday of the dinosaurs, reefs were built...
Fri, 12/04/2009 - 14:25
A rendering of an underwater marine scene depicting life ~145-65 million years ago, when rudist clams were the major reef builders.

Long Before Coral, Mollusks Built the Ocean's Reefs

About 100 million years ago, during the heyday of the dinosaurs, reefs were built...
December 2009
Blue whale skull being installed at National Museum of Natural History.

When Did Today’s Whales Get So Big?

More recently than you might think, say scientists who scoured the fossil...
July 2016
An illustration of multispecies communities of dugongs from India, Mexico and Florida
Personal Perspectives

The Discovery of Multispecies Communities of Seacows

Sirenians, or seacows, are a group of marine mammals that include manatees and...
January 2012
Offshore Peru, during the Eocene (~56-34 million years ago), showing two archaeocetes (ancient whales): Ocucajea picklingi and Supayacetus muizon.
Personal Perspectives

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

The evolution of whales represents one of the great stories in macroevolution. It's...
September 2011
Mistaken Point New Foundland
audio

Ediacaran Fossils: One Species at a Time

When the cod fishery collapsed in Newfoundland in the early 1990s, the hopes of the...
Thu, 10/27/2011 - 15:37
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  • Through Time
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