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Wednesday, July 8, 2020

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  • Maritime Musings (2) (X)

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Sea otter

Posted to Maritime Musings (by Dennis Bryant) on October 31, 2014

The sea otter (Enhydra lutris) is a member of the weasel family that ran away to sea. It is the smallest of the marine mammals and the only one that does not rely on fat (blubber) for warmth. Rather, it has the thickest coat of fur of any mammal – up to one million strands of hair per square inch.

Magnetic poles

Posted to Maritime Musings (by Dennis Bryant) on August 5, 2014

The magnetic poles are the two points on the surface of the Earth at which the magnetic field points vertically down or up (in the northern and southern hemispheres respectively). These points are located near, but not at the northern and southern geographic poles.