Newsroom | News Archive | Publications | Contact Us for Experts  
AUGUST 18, 2005
  Otter Adaptations: How Do Otters Remain Sleek and Warm
Back to Article
Image    1  2  3  4

Polarizing light micrographs of river otter underhairs, with air bubbles along the length of most hairs (A-I).

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

About Penn Medicine   Contact Us   Site Map   Privacy Statement   Legal Disclaimer   Terms of Use

Penn Medicine, Philadelphia, PA 800-789-PENN © 2016, The Trustees of the University of Pennsylvania