M OF INSTINCT. SECT. XVI. i. 



and cranes. XIII. Of birds nefts ; of the cuckoo; 

 of /wallows nefls ; of the taylor bird. XIV. Of the 

 old foldier ; of haddocks, cods, and dogfjh ; of the 

 remora ; of crabs, herrings, and falmon. XV. Of 

 fpiders, caterpillars, ants, and the ichneumon. XVI. 

 i. Of locufts, gnats; 2. bees; 3. dormice ', flies , 

 worms, ants, and wafps. XVII. Of the faculty that 

 dlftlnguljhes man from the brutes. 



I. ALL thofe internal motions of animal bodies, 

 which contribute to digeft their aliment, produce 

 their fecretions, repair their injuries, or increafe 

 their growth, are performed without our atten- 

 tion or con fcioufn el's, They exift as well in our 

 fleep, as in our waking hours, as well in the foetus 

 during the time of geftation, as in the infant after 

 nativity, and proceed with equal regularity in the 

 vegetable as in the animal fyftem. Thefe motions 

 have been Ihewn in a former part of this work to 

 depend on the irritations of peculiar fluids, and as 

 they have never been claffed amongfl the inftinctive 

 actions of animals, are precluded from our prefent 

 difquifition. 



But all thofe actions of men or animals, that are 

 attended with confcioufnefs, and feem neither to 

 have been directed by their appetites, taught by 

 their experience, nor deduced from obfervation or 

 tradition, have been referred to the power of in- 

 fHnct.. And this power has been explained to be a 

 divine fomething, a kind of infpiration ; whilft the 

 poor animal, that poflefTes it, has been thought lit- 

 tle better than a machine ! 



The irkfo?nenefs, that attends a continued attitude 

 of the body, or the pains, that we receive from 

 heat, cold, hunger, or other injurious circumf- 



tances, 



