PERUVIAN BAT. 
night only. These they swallow almost en- 
tire ; and we find, in their excremersts, por- 
tions of wings, and other dry and indigestible 
parts of Moths. 
Bats," concludes Buffon, " aie real 
Quadrupeds. Except the facnity of nyino-, 
they have nothing in common with Birds : but, 
as the action of flying implies great strength 
io the upper and interior parts of the body, the 
Eats have their pectoral muscles much stronger, 
and more ileshy, than those of Quadrupeds; 
and, in this, they have an afh'^^y to the Birds. 
They d'.fter from Birds, however, in every 
other part of tlieir structure, both external and 
internal. Like th>e Quadrupeds, thev are vivi- 
parous ; have teetli, and paps ; and suckle 
their young. Tliey are said to bring forth 
on'y two at a time; and to carry them, even 
when- living.'* 
From thece ^^eneral remarks on Bats, the 
reader may perceive, that they seem to sepa- 
rate the Quadrupeds from the Birds, in a man- 
ner vt : T simil-ir to tnat bv which the Seals di- 
