THE SANGUINE ANTS. 341 
by the Fallow Ants, carry off, in haste, to 
the subterranean apartments their auxili- 
aries; when the latter, on being left, 
seemed to fulfil the intention of their pro- 
tectors, by closing and barricading with 
care all the avenues, making use of such 
materials as were immediately within 
reach. 
I shall now give an instance of their 
prudence and foresight, upon which I 
slightly touched in the chapter on war. 
In case of disaster, they always take care 
to provide a retreat, and whilst one party 
is engaged in defending the colony, 
another party bear away the Negro Ants 
or auxiliaries, who immediately begin 
constructing a new dwelling, at a con- 
siderable distance from the scene of 
combat. 
We have noticed, among Rufescent 
Ants, two species of auxiliaries — Ash- 
coloured and Mining Ants. ‘The latter 
are also highly useful to the Sanguine 
Ants, who attack their habitations in the 
same way, and much under the same cir- 
Q 3 
