Zoo Tycoon 2 Great Doubutsuioh DX

Are you tired with Zoo Tycoon 2 bad economy, or staff taking the bench slot for your guest, or guest running away from animals? I have a good news for you, those issues are now solved with Zoo Tycoon 2 Great Doubutsuioh DX!

Mod has been updated (6/26/2026), see the changelogs for more details

Improvements

- Guest no longer run away from animals.

- Faster guest and staff movement speed.

- Increases the amount of profit you can get from buildings such as the restaurants and food/drink stands, but they become slightly more expensive to buy than before.

- Increases the donation income from tours.

- Guests have more money.

- Increases the amount of money which guest can draw from ATM.

- All unique guests now can spawn in your zoo regardless of the gamemodes instead only spawn during specific mission in challenge mode.

- All unique guests have more money than standard guest.

- Caveman have lower pitch voice.

- Caveman now get their own icon.

- Paleontologists are now having slightly faster animation at fossil digging.

- Zookeepers and DRT Team are no longer able to crate the animals.

- All vanilla animals attack guest behavior code now can also play the attack or interaction animation towards female and young guest as well (You still need to edit the animals tsk files first in order to make that happen).

- Rampage no longer occur unless your animal really upset, say good bye to the annoying rampage issue right after purchasing new animals.

- All non-bird ambient animals are now having species name and selectable.

- Removed the stalk miss prey behavior on predator_prey.tsk, they can still hunt prey. (Note: Stalking behavior on each individual animal tsk files are remain untouched)

Bug Fixes

- Fixed the issue with vanilla Caveman instantly disappear as soon as they want to leave the zoo (usually happen after making donation).

- Fixed the vanilla Squirrel ambient code issue not eating trash as it was originally intended to.

New  Behaviors

Guest:

- Caveman can craft wooden club when they see specific tree such as Trembling Aspen Tree or Sugar Maple in your zoo.

- Caveman will go sleep when they get tired.

- Guest can view ambient animals (you also receive donation from it).

- Guest can view free-roaming animals (non-ambients) and donate them as well. (Guest only view and donate the free-roaming vanilla animals including Asiatic Black Bear)

Staff:

- Staff can interact with objects such as aquarium, statues, and fountains when they have no assignments instead of just sitting on bench. Zookeeper is the only staff who can interact with Conservation Breeding Center. Paleontologist is the only staff who can interact with Size