all the after-proceedings many pairs of eyes remained fixed upon the cage and its inmates. I fancy that evening will long be remembered by the children.
The great difficulty that attends the keeping of these little animals is their rapid rate of increase. It is true they can all be kept together, for, as I have said, though there are squabbles they do not result in any personal injury, and thus my colony was allowed to go on till there was no counting the number of generations that existed. I very much wished to reduce the numbers, and give some away, but could never tell which were the mothers of the small pink infants I was being presented with continually. I tried putting a little family of the babies into a cage in the plant case, hoping the mother who belonged to them would then appear and take care of them; but no, the entire colony trooped in and ran riot in the new place, and if a young gerbille was by chance left uncovered in the melée, a twentieth cousin would take it up tenderly as if it was its own mother, and replace it in the nest—a very emblem of brotherly kindness and charity. The colony had finally to
