She evidently had a vague notion of counting, but the figure was too large for her brain.

Taking the two as they stood, dog and Demara, the comparison reflected no great honour on the man....' According to my bird-nesting recollections, which I have refreshed by more recent experience, if a nest contains four eggs, one may safely be taken; but if two are removed, the bird generally deserts.

Here, then, it would seem as if we had some reason for supposing that there is sufficient intelligence to distinguish three from four.

An interesting consideration arises with reference to the number of the victims allotted to each cell by the solitary wasps.

One species of Ammophila considers one large caterpillar of _Noctua segetum_ enough; one species of Eumenes supplies its young with five victims; another 10, 15, and even up to 24.