PREFACE. 



The substance of the following Treatise has been derived from a 

 series of observations, protracted during many years. 



Its scope is limited, being restricted entirely to the natural produc- 

 tions of Scotland, which I feel desirous of rendering somewhat more fami- 

 liar to my countrymen, as those who must be the most interested in them. 



The subjects introduced are comparatively few, from my entertaining 

 less solicitude for multiplying numbers, than for illustrating qualities. 



We are prone, in general, to contemn the lower animated tribes, as 

 unworthy of notice and investigation. 



But is it not arrogant to despise any portion of that stupendous 

 Creation, whereof we ourselves form only a single section ? Is it right, 

 that, dwelling amidst creatures occupying the same world, enjoying the 

 same Divine protection, alike provided with subsistence, and privileged to 

 prolong their race, we should remain in utter ignorance regarding them ? 



The true philosopher beholds the hand of the Omnipotent imprinted 

 on every living being around him ; he finds nothing too humble whereon 

 to exercise those faculties benignantly bestowed on himself for enlarging 

 his mind by acquiring knowledge. Thence he will discover that to each 

 of the countless legions replenishing the world, along with his own exist- 

 ence, is appointed the fulfilment of a special part. 



If the florist enjoys the bloom of those resplendent gems, which, void 

 of evident sensation and motion, yet stud the verdant fields, or decorate 



b 



