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NEWS RELEASE
AUGUST 18, 2005
  Otter Adaptations: How Do Otters Remain Sleek and Warm
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Scanning electron micrographs of cuticle patterns of river otter underhairs. A-F: Increasingly higher magnification showing the fins, petal-like projections, and grooves on the hairs.

Credit: John W. Weisel, Chandrasekaran Nagaswami, Rolf O. Peterson, University of Pennsylvania School of Medicine; Michigan Technological University; NRC Research Press




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