martedì 29 ottobre 2013

NYT Science: ScienceTake: What Makes Ticks Stick

ScienceTake: What Makes Ticks Stick
By

Scientists studying ticks that carry Lyme bacteria wanted to know how these arachnids are able to stick so well to skin. The answer is a mouth that works like a ratchet.

Published: October 29, 2013 at 4:00AM

via NYT Science http://www.nytimes.com/video/2013/10/29/science/100000002524020/sciencetake-what-makes-ticks-stick.html