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286 say, instead of being invisible was most conspicuously apparent—can only, I think, have been gained through sexual selection, and its being confined to the belly and sides may bear some relation to the habits of the animal. Suppose that this one is the male, then does his leopardess look up at him as he rolls in blubberly grace and barrel-like symmetry above her, or, since he swims with equal ease upon his back or belly, has the fair, portly expanse of the latter made it the principal area of decoration? Does he offer it as a carpet to her when she goes abroad, saying "Swim upon me," or display it over her as a banner, crying "Be these thy colours!" or, in swift circumvolution, does he enmesh and entwine her with it, playing about her like a stout coruscation, as the two swim together through grots, and caves, and pebbled halls, and cool groves of golden-brown seaweed? All this is the secret of the deep; but there is the belly, and it fires the imagination.

I am now sure that it was this great and glorious sea-leopard, and not the other large seal, that I first saw lying on the seaweed, and I had hoped it might have done so again as the tide went out. But I was again disappointed. As before, little of this deep-growing seaweed was exposed by the tide, nor did either of the two lie on the rock itself, or on any other one. Neither did the common seal come this time, whereas, in the adjoining cove, there was the accustomed complement. This one seems the haunt par excellence of these two superior creatures, but,