How do trout detect magnetic fields?

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Offline thedoc

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How do trout detect magnetic fields?
« on: 17/07/2012 17:52:30 »
Researchers this week have found the very cells that make up the internal compass of migratory animals. These cells are able to detect the position of the animal in relation to the Earth’s magnetic field, and they do this because the cells themselves contain a magnetic component.

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« Last Edit: 17/07/2012 17:52:30 by _system »