Mr. White on the Natural ITiJiory of the Cow. 443 
She alfo yields the milk freely to the hand, 
whijft mold animals, at leafc thofe that do not 
ruminate in the fame manner, refufe it, except 
their own young, or fome adopted animal be 
allowed to partake. 
This is a fubject which, one would have thought, 
had long fince been exhaufted ; but I have not 
been able to find any thing fatisfa&ory in the 
few authors I have read. I muft confefs, indeed, 
that my knowledge in Natural Hiftory is very 
confined, and fhould therefore wifh to hear the 
lentiments of thofe learned Members of this 
Society, who have made the hiftory of nature 
their more particular ftudy. 
In the fir ft place, the Cow is of that clafs of 
horned ruminating animals , which have cloven hoofs , 
four ftomachs , a confiderable length of intejlines , are 
furnifhed with fuet , and have no dentes incifores 
in the upper jaw. From the different ftru&ure 
of the ftomach in thefe creatures, a ruminant 
animal will be ferved with one-third lefs food, 
than another of equal bulk. Graziers are 
fufficiently acquainted with this. The reafon 
is, that ruminating animals have many and 
ftrong digeftive organs; and every thing capa¬ 
ble of being converted into chyle, is extra&ed 
from the food ; which therefore yields a greater 
quantity of milk: but a horfe’s and .an afs’s 
ftomach is not fitted for this i fo that they require 
a much 
