What key innovation allowed animals to make precise swimming and running movements?

+1 vote

 

  

proboscis

  

jointed limb

  

wing

  

segmentation

 

asked Dec 29, 2012 in Biology by anonymous
    

1 Answer

+1 vote

 

jointed limb

 

answered Dec 29, 2012 by Ytwsa ~Expert~ (1,092 points)

Related questions




...