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September 28, 2015
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Researchers document King Crab invasion that could threaten Antarctic ecosystems
A king crab in antarctic waters. If the shell-crushing predators, return to the antarctic continental shelf, researchers have concluded they will likely disrupt the existing ecosystem, where animals have no defense against them.
Credit: NSF/Allison Randolph, FIT
Videos credited to the National Science Foundation, an agency of the U.S. Government, may be distributed freely. However, some materials within the videos may be copyrighted. If you would like to use portions of NSF-produced programs in another product, please contact the Video Team in the Office of Legislative and Public Affairs at the National Science Foundation.
Additional information about general usage can be found in Conditions.
Related story: Warming Antarctic waters may allow king crabs to "restructure" ecosystems