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Snake Eyes: Threats Cause Change In Blood Flow To The Eyes In Snakes
2013-11-05 04:13:07

April Flowers for redOrbit.com - Your Universe Online Snakes can optimize their vision when they perceive a threat by controlling the blood flow to their eyes, according to a new study from the University of Waterloo. The coachwhip snake's visual blood flow patterns change depending on what is in its environment, according to Kevin van Doorn, PhD, from the School of Optometry & Vision Science, and Professor Jacob Sivak, from the Faculty of  Science. “Each species' perception...


Word of the Day
mallemaroking
  • Nautical, the visiting and carousing of sailors in the Greenland ships.
This word is apparently from a confusion of two similar Dutch words: 'mallemerok,' a foolish woman, and 'mallemok,' a name for some persons among the crew of a whaling vessel.