Although it isn't Monifa (who's currently a close second in our cutest zoo baby of '08 poll), this equally adoro hippo is having some watery fun with mama, Kati, at the Berlin Zoo! Born less than a month ago on Nov. 29, it makes sense that the yet-unnamed babe can already swim since many hippopotamuses are born underwater with the mom pushing the lil one to the surface to breathe, and even nursing while in there.

See more underwater shots from today's public debut when you