Module 7 : Bigger & Smaller                    
  Lecture 24 : Wing Paradigm, Scissors Paradigm
 

The Wind Paradigm, occurs in nature not only as the literal wings of birds (plate 31A) to fly, bats (plate 30B) to fly, and insects, but also as the webbed feet of such animals as waterfowl, beavers, duck (plate 31C), Platypus (plate 31D), and many leaves and petals fit the paradigm as well.

http://t1.gstatic.com/images?q=tbn:ANd9GcQQBVzJ2K2C9UMqIrZifjjUAoNxp_xe5XNKJV-hddi_djBUHFNfSw
http://t0.gstatic.com/images?q=tbn:ANd9GcRztSu8LoJNjm_-unYs5PT4Uk4r3hYRSVHSwYg4fOCzqlmN_t35tw
http://t1.gstatic.com/images?q=tbn:ANd9GcTdstcd_yvv-altKrz2UMhJzC2nO_6VUWPAkAHzSqwjFICM750e
Plate 31A Duck  
31B Flying Bat
31C Web Feet
  31D Platypus Feet

(Source: 31B http://www.google.co.in/search?hl=en&q=Baby%27s+skin&bav=on.2,or.r_gc.r
_pw.r_qf.&biw=1341&bih=581&um=1&ie=UTF8&tbm=isch&source=og&sa=N&tab=wi&ei=rR5
IUPmLG8yHrAeRm4HoAQ#um=1&hl=en&tbm=isch&sa=1&q=Duck+web+feet&oq=Duck+web
+feet&gs_l=img.12...97.7443.15.9326.10.10.0.0.0.0.0.0..0.0...0.0...1c.1.d1xEqkXRMxc&pbx=1
&bav=on.2,or.r_gc.r_pw.r_qf.&fp=af8f8da3c6d7caba&biw=1341&bih=581
; Sept. 6, 2012
31C&D http://www.google.co.in/search?hl=en&q=Baby%27s+skin&bav=on.2,or.r_gc.r_pw.r_qf.&
biw=1341&bih=581&um=1&ie=UTF-8&tbm=isch&source=og&sa=N&tab=wi&ei=rR5IUPmLG8yHr
AeRm4HoAQ#um=1&hl=en&tbm=isch&sa=1&q=Frog+web+feet+close+up+photo&oq=Frog+web
+feet+close+up+photo&gs_l=img.12...31574.37877.19.40072.15.15.0.0.0.0.0.0..0.0...0.0...1c.1.3
0-noP9rTXc&pbx=1&bav=on.2,or.r_gc.r_pw.r_qf.&fp=af8f8da3c6d7caba&biw=1341&bih
=581
; Sept. 6, 2012

The wing is support by tensile design structure. Wing Paradigm is a very usefulin designed objects because of its variety of utilitarian properties. Some of the important man-made design based on the Wing Paradigm are, boat-sails , umbrella, hang-glider wing, tent and large building material that may expand, composed of a membrane stretched over a thin rib framework.