This circlet is lacking in aphids that are rarely or never visited by ants.
Their presence appears to be agreeable to the aphids and is never in the least resented.
The honeydew of aphids very attractive to moths and roaches.
How do you think this relation of ants to aphids affects agriculture?
Does the ant step on the aphids as she runs about among them?
Why does not Paris green applied to the leaves on which aphids are feeding kill them?
Study what the ants do for the aphids which infest your rose bushes.
For the aphids pay for this help by acting as 'cattle' for the ants.
And the little brown ants do all this so as to get honey-dew from the aphids?
Ah, here you all come, each bearing a leaf or a twig on which are aphids.