64 
reanimated. It is this effect, produced by light on 
plants, which I call being awakened.” p. 137. 
Scents. 
The organs of sight, indeed, above those of all the 
other senses, display mechanical relations of parts to 
parts, and of each and all to the whole, and to an 
obvious end: but as the eye is manifestly arranged 
and given for the especial purpose of enabling crea- 
tures, so endued, to see; so nostrils are as plainly 
given and adapted to purposes of smelling, and, 
through that sense, to the well-being of individuals 
possessing them. As the sense of sight is enabled 
to distinguish a great variety of forms and colours, 
so the sense of smelling discriminates a great variety 
of odours; some highly agreeable, some almost in- 
supportably oppressive and disgusting. These scents 
readily aid the sight in distinguishing similar ob- 
jects. The house bug may be thus distinguished 
from some other cimicide which are less disgusting ; 
“ particularly lygzeus hyosciami, which yields an 
agreeable odour of thyme ‘.” The common garden 
balm, from the stinking horehound. Some quadru- 
peds, as the viverra putorius, repel assailants by of- 
fensive scents. The greater number is without much 
ordinarily noticeable odour, at least by ordinary nos- 
trils, although sufficiently powerful in the deer, the 
hare, &c. to guide the dog in his pursuit. But in 
the fox and badger the scent is disagreeable to most 
human nostrils; while, on the other hand, civet-musk 
f Kirby, vol. ii. p. 243. 
