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"mammal"
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slideshow
A Squalodontid Success
On a beach in Piña, Panama the tide is rolling out. Faint outlines of skeletal...
Wed, 06/22/2011 - 17:47
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...
Photo
Illustration of a New Fossil Whale, Bohaskaia monodontoides
A reconstruction of a new fossil beluga relative, Bohaskaia monodontoides,...
slideshow
Sharks from the Vault
The sharks housed in the Smithsonian National Museum of Natural History's...
Fri, 07/20/2018 - 11:30
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
slideshow
Underwater Photography Contest from University of Miami’s Rosenstiel School
Every year the University of Miami's Rosenstiel School of Marine and Atmospheric...
Wed, 08/14/2013 - 11:27
slideshow
Baleen: From Whales to People
For being so big, right whales eat very small food, which they catch using baleen....
Tue, 12/08/2009 - 10:51
slideshow
Backbone of Biodiversity at Risk
The International Union for the Conservation of Nature (IUCN) maintains the...
Thu, 10/28/2010 - 19:01
slideshow
Under Arctic Ice
Hidden beneath Arctic ice is a world few have ever seen. Take the icy plunge with a...
Tue, 01/04/2011 - 14:48
slideshow
Image Gallery: Swimming with Sharks
For nearly 30 years, National Geographic photojournalist Brian Skerry has been...
Thu, 09/29/2011 - 14:03