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  • Article (9)
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  • Personal Perspectives (6)
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  • (-) Extinctions (11)
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Photograph of the model of a Giant Megatooth Shark, taken from the front..
slideshow

Shark Ancestors

Long before great white sharks appeared, much larger ancestors roamed the ocean....
Thu, 12/17/2009 - 17:55
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
A hippopotamus-like creature swims underwater
Article

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 An Extinct Mammal May Have Been Replaced By Today's Sea Cows

In the seagrass beds and kelp forests of the Oligocene-Miocene transition, nearly...
August 2016
Although in reality an ichthyosaur and plesiosaur would have likely never battled, this widely shared lithograph by artist, geologist and paleontologist Henry De la Beche even inspired author Jules Verne to pen a similar scene in his book, Journey to the C
Article

Unearthing History: Mary Anning's Hunt for Prehistoric Ocean Giants

You may not have realized it, but you’ve been acquainted with Mary Anning since...
March 2016
A close-up image of a fossil shark jaw with teeth.

Shark Teeth Tell Great White Shark Evolution Story

For the last 150 years, paleontologists have debated the origins of the great white...
November 2012
Gabor Szathmary secures one of the plaster jackets containing a fossil "toothed" mysticete that was excavated on Vancouver Island.
Personal Perspectives

Whale fossils on the mainland, and into a CT scanner

After a few long days of hard work on the island, we were finally able to excavate...
May 2012
A researcher holds an arm bone from a "toothed" mysticete whale from Vancouver Island.
Personal Perspectives

Dispatches from the Field: Treacherous stream crossings and a new fossil find

We departed from Port Renfrew on Tuesday morning on the Michelle Diana, a boat...
May 2012
Nick Pyenson points to a skull and skeleton of a fossil whale.
Personal Perspectives

Excavating a "toothed" baleen whale from Vancouver Island

The whales that we see in today's world can broadly be split into two groups: those...
May 2012
An illustration of a recently discovered species of Monodontid, Bohaskaia monodontoides, and its beluga and narwhale relatives
Personal Perspectives

Smithsonian Scientists Describe a 'New' Fossil Whale

Monodontids, the group of whales that includes the belugas and narwhals swimming...
March 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
Smithsonian Scientists Dig a Trench Around a squalodontid Skull
Personal Perspectives

Expedition to Excavate a Fossil Whale

My graduate student Jorge and I are departing today for Panama, to excavate a...
June 2011
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    • Poles
    • Census of Marine Life
  • Planet Ocean
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    • Temperature & Chemistry
  • Through Time
    • Ancient Seas
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    • Evolution
    • The Anthropocene
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    • Gulf Oil Spill
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