Taking a sample of whale's breath - Oceans - BBC
In the Sea of Cortez, marine biologists examine the health of the Sperm Whale population (which is an indication of the health of the sea). Using pioneering research techniques and a miniature helicopter, a sample of a whales breath is captured as it exhales at the surface. Visit http://www.bbcearth.com for all the latest animal news and wildlife videos and watch more high quality videos on th ...
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