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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
An ancient whale ancestor
video

Evolution of Whales Animation

Whales have existed for millions of years. Watch this animation, from the Sant...
Wed, 09/30/2009 - 11:21
Photograph of the underside of a gelatinous octopus with a bright yellow bioluminescent ring around her mouth.
slideshow

Bioluminescent Animals Photo Gallery

Bioluminescence is one of the more captivating adaptations that have evolved in...
Thu, 08/18/2011 - 16:24
The first known filter feeder is a large shrimp-like creature called Tamisiocaris borealis. The feather-like structures on its head were used to rake plankton from the sea.
Photo

The First Filter Feeder

Today, filter feeders like clams, sponges, krill, baleen whales, fishes, and many...
An Illustration of small tentacled fossils.
Photo

Ancient Entoproct Community

For a long time, scientists thought that some small tentacled fossils were early...
Illustration of a four-legged proto-whale with webbed feet.
Photo

Early Whale with Webbed Feet

This early whale was well suited to life at sea. But it also may have spent time on...
Illustration of the extinct ammonite, related to the modern squid.
Photo

Ammonite

Like the modern nautilus, this relative of modern squid hunted from inside the safe...
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 multispecies communities of dugongs from India, Mexico and Florida
Photo

Multispecies Communities of Seacows

Sirenians, or seacows, are a group of marine mammals that include manatees and...
Screenshot from video "Excavating an Extinct Toothed Whale" showing two scientists digging in the ground for fossils.
video

Excavating an Extinct Toothed Whale

A time-lapse video shows researchers from the Smithsonian's National Museum of...
Thu, 06/23/2011 - 11:20

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