No no no no, no cleaners at all, I was so glad to never see them again.
More attractions ok, but really, a good idea would be to upgrade the existing ones with binoculars, night vision and more options, as of now it's impossible to build a proper safari tour as most dinos will always be out of sight.
Beacons for what?
What we really need is a bigger spectrum of behaviours, especially from Marine reptiles. And more depth of gameplay as opposed to micromanagement