You're allowed to say the word 'mod' dude.
The game is designed to be a realistic zoo simulator (barring obvious gameplay limitations) with a focus on conservation. Consistently throughout history the capture, containment, showcasing, and even breeding of large marine mammals like whales and dolphins has been
detrimental to their conservation. The controversy exists because X group of people wants the game to suddenly ignore its own message to appease their
Zoo Tycoon nostalgia, and Y group of people thinks the game should stick to its message and not touch the
actual real world controversy with a ten foot pole.