Despite the 20 new animals, this proves a little underwhelming and the building itself is pretty fiddly if you try to experiment with anything flashy, like underwater viewing sections.
You can now build tanks in your parks and fill them with the requisite fish, sea mammals, coral and rock. This time round, the emphasis is on getting your feet wet by setting up aquarium-based exhibits - think along the lines of Seo World. It seems the life of a zoo keeper is never dull (but it may well be full of crap). Taking their cue from Maxis' expansion-meister The Sims, Blue Fang seem to be churning out these Zoo Tycoon expansions at an alarming rate.