This article by Jerry Cates, first published in January 1999, was last revised on 23 April 2016. © Bugsinthenews Vol. 01:01(02). —————————————– Details of General Anatomical Features (click on the diagram at left for an enlarged version): Snakes have no moveable eyelids, limbs, ear openings, sternums, or urinary bladders. Most species have only one functioning lung, ...