LEACH. 175 



snow be accompanied with wind, it will dart 

 about its habitation with an amazing celerity, 

 and seldom ceases until it begins to blow 

 hard. If a storm of thunder or lightning 

 be approaching, it will be exceedingly agi- 

 tated, and express its feelings in violent con- 

 vulsive starts at the top of the glass. It is 

 remarkable, that however fine and serene the 

 weather may be, and not the least indication 

 of a change, either from the sky, the baro- 

 meter, or any other cause whatever, yet if 

 the animal ever shifts its position, or moves 

 in a desultory manner, the coincident results 

 will certainly occur within thirty-six hours ; 

 frequently within twenty-four, and sometimes 

 in twelve ; though its motions chiefly depend 

 on the fall and duration of the wet, and the 

 strength of the wind. 



o 



A very curious barometer may be very 

 easily contrived, by having a glass vessel 

 blo^vn for the purpose, consisting of different 

 recesses properly graduated, with an index of 

 the changes of weather affixed against each 

 partition or story ; observing carefully to 

 change the water thrice, or oftener, in a 

 week, and covering the mouth of the vessel 



