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tirnal will prey in the evening and morning twi- 

 light, as moft of the eagle and hawk kind do. 

 Owls cannot bear the day, and do not fly till 

 the twilight advances towards night ^ but whe- 

 ther or not they fly in dark nights, I cannot tell. 

 I believe many of the water-fowls to be noc- 

 turnal ; for herns, bitterns, and fome others, 

 are feen on the wing in the morning and 

 evening twilight. Many of the quadrupeds 

 fee both in the night and in the day, but 

 the cat kind more remarkably , for they not 

 only range and prey in the night, but delight 

 alfo to baik in the hot funfliine at noon-day, 

 though their eyes are not formed to bear fo 

 ftrong a light ; but nature has given them a 

 power to contradt the pupil of the eye in fuch 

 a manner, that no more light is admitted than 

 what their eyes can bear. The bat is wholly a 

 noélurnal quadruped, never appearing by day. 

 All forts of cattle that graze in the fields are 

 diurnal, and, in fome meafure, no6lurnal ; for 

 they move about and feed in the night. Beafts 

 of prey are, in a ftri6ler fenfe, nodurnal, be- 

 caufe the night is their principal time of feek- 

 ing their prey j neverthelefs, moft of them 



occa- 



