A school of spinner dolphins. Using state-of-the-art sonar technology, oceanographers have found that spinner dolphins use a highly coordinated technique to herd their prey. This cooperative foraging ... more 
A school of spinner dolphins. Using state-of-the-art sonar technology, oceanographers have found that spinner dolphins use a highly coordinated technique to herd their prey. This cooperative foraging allows the dolphins to increase the density less 
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LiveScience.com | Photo By Andre Seale, University of Hawaii; NSF
Sat, May 11, 2013 12:20 PM EDT