Full list of all 48 Zoo Tycoon achievements worth 1,000 gamerscore. It takes around 40-50 hours to unlock all of the achievements on Xbox One.
Completed all the scenarios.
Bred an animal using one gifted from a friend.
Joined a friend's zoo.
Built 15 attractions with a friend.
Invited a friend to your zoo.
Increased Fame level 100 times.
Earned $10,000,000.
Released one of every animal type into the wild.
Drove 25km.
Filled all the photo albums.
Bred every animal type.
Bred every animal and their colour variants.
Received all 20 awards in the same zoo.
Played with 25 animals.
Completed 25 treat interactions.
Refilled the animal cleaning stations 250 times.
Completed 25 hose interactions.
Cleared up 1,000 pieces of poop.
Restocked the feeding stations 100 times.
Customized 50 different attractions.
Ran 10km.
Researched everything.
Completed 100 challenges.
Completed all 3 interactions with the animals.
Bred a colour variant of an animal.
Earned $1,000,000.
Completed 25 Challenges.
Have a guest rating of 10,000 in your zoo (Challenge Mode only).
Received 5 award in the same zoo.
Made an animal completely happy. (Challenge Mode)
Completed a challenge.
Received an award.
Completed 5 scenarios.
Filled a photo album.
Upgraded an attraction to level 3.
Had a successful Viral Advertising campaign.
Built every type of concession in the same zoo.
Earned $100,000.
Researched 10 items.
Repaired an attraction or enrichment.
Upgraded an attraction.
Average animal happiness kept in the Green for 20 minutes.
Trained a member of staff up to level 3.
Hired a member of staff.
Researched an item.
Completed a scenario.
Built 1st exhibit.
Started your first zoo.