Show ants and aphides the ants are on the leaf and walking gently over the aphides examining them ono one by one the latter remaining perfectly motionless oneff one of them pauses for along a long timo time over an aphis she appears to bo be caressing it now stroking now gent gently ly flagel lating its body with her flexible ante antennae f at length the insect responds and from froin ono one of the pair of little funnels on the back there issues a single drop of a clear elear fluid not expelled with force as it often is when the insects relieve themselves of it but gently exuded exude wl standing ready to receive it and then proceeding leisurely to suck it up ill the ants go from one insect to another sometimes receiving a drop of liquid but often having to pass on disappointed their benefactors having apparently parent ly none ready to give in many cases after a time they have exhausted the whole colony and they go around inquisitively stroking one after the other as it if reluctant to leave until they have made sure that there is no more to bo be got these aphides are of a species distinct from those or the rose tree with which the ants have been in all aroln probability ability previously engaged they differ in shape color size and in the shape and length of the but the tile actions of both the giver and the tile receiver show an intuitive knowledge of each other which can only bo be accounted for by an ancestry on both sides st retell retch I 1 ing ng back over doveran an immense period during which an intimate relationship must have existed between both classes of insects cornhill magazine |