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"mammal"
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Photo
Cookie Cutter
This cookie-cutter shark (Isistius brasilienses) has a unique bite mark that they...
Photo
A Blind Shark Baby
The blind shark (Brachaelurus waddi) is lecithotrophic viviparous— the eggs are...
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Ancient Sea Cow Vertebra
A fossil vertebra that a Smithsonian researcher's mother found while prospecting in...
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Equipment for a Fossil Excavation
Paleobiologist Dr. Nicholas Pyenson, Curator of Fossil Marine Mammals for the...
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Illustration of a New Fossil Whale, Bohaskaia monodontoides
A reconstruction of a new fossil beluga relative, Bohaskaia monodontoides,...
Lesson Plan
Tale of a Whale
Students exercise their observation skills to do some of the actual work of marine...
Tue, 11/24/2009 - 15:03

Lesson Plan
Wreck Detectives
Students utilize a grid system to document the location of artifacts recovered from...
Tue, 12/01/2009 - 12:08