Here is a little game that yu just have to think up aan expansion pack for ether Zoo Tycoon 1 or 2 in these guidlines,
Name of Expansion Pack:

Animals:

Buildings:

Objects:

Shelters:

Animal Enrichment:

Features:

Unlockables

Name of campains:

Also if make a pack(like DD2) here is those guidlines:
Name a pack:
Animals:
Objects:
Campains:

For each expansion pack will earn points when I check.

Name:Mythical Madness(zt2)

ANimals:red dragon,unicron,ogre,gryphon,sea serpent,snow dragon,Harpie(half woman-half hawk),river troll,hill giant,and pheonix

buildings:castle themed buildings,wizards den,and jousting tournaments

objects:castle themed scenery and corn plants

shelters: mountin cave,bridge,phoenix perch,sunken shipyard,forest grove.

Animal enrichment:children to walk acros bridge(jk),boulder,mini villige for dragons,attack sub for serpent.

features:guests can explore castles and suit up as a knight to help feed animals.plus cool animals

unlockables:farie hollow(kind of like dinosaur sqaud)hauntid chapel,and mock knight battle.

campaigns:the knights town,winged zoo,giants refuge and living cousins.