NATURAL THEOLOGY. 151 



B. I presume a benevolent providence appears in 

 adapting the structure of the throat to the wants of 

 different animals. 



T. Yes, there are many instances in which there 

 seems to be an extraordinary organization of this 

 part of animals to answer particular purposes. 

 Among the most curious is that of the sea turtle. 

 I hardly know an instance in which the care of the 

 Creator is more distinctly seen than in the novel pro- 

 vision made for this animal. The whole cavity of 

 the throat is hung round with a great number of little 

 pendants resembling in form the bobbins employed in 

 making lace ; the lower extremities of which are fur- 

 nished with a sharp point, so that they prevent the 

 ascent of any thing solid, while they permit a free 

 passage to liquids. This singular structure is mar- 

 vellously contrived for the particular wants of this 

 animal. As in their mode of swallowing, they often 

 admit great quantities of water into their mouths, 

 this provision enables them to regurgitate, or throw 

 back, the superfluous liquid, without permitting the 

 fishes and other marine substances on which they live 

 to escape with it. 



HUMAN VOICE 



A. The human voice has been pronounced by 

 a devout writer, " the greatest masterpiece of the 

 Creator" 



It is by the air passing from the lungs through the 

 little orifice termed the glottis, that the voice is 



