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The ragged teeth of a crabeater seal.
Date Taken:
June 19, 2022
Photograph By:
Dan Costa
License Type:
Creative Commons CC BY-NC-ND 4.0.

Crabeater seals have serrated teeth help them capture their prey - krill. They do not eat crabs and instead feed almost entirely on Antarctic krill. The seals feed by swimming through schools of krill with their mouths open. After trapping both krill and water in its mouth, the seal locks its jaw and sieves the water out.


Crabeaters are the most abundant species of seal and are found all the way around Antarctica on the pack ice. 
This photo was taken under National Marine Fisheries Service permit number 25770.

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This photo is in the public domain.

Photos whose copyright has expired or were taken by government employees as part of their job duties are considered to be in the public domain. Public domain works are not subject to copyright laws. Anyone may download these photos and use them freely, even for commercial purposes.

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This photo is covered by a Creative Commons license. Please see the Usage and Submissions page for more information. Use of this photo requires the following:

(1.) The user must give appropriate credit to the photographer and the National Science Foundation (NSF) and provide a link to the Creative Commons license. (2.) Use of the photo must be for non-commercial purposes only. (3.) No derivative works may be made with the original photo without the explicit permission of the photographer.