One of your animals must give birth.

Your breeding program must produce 100 babies (Nursery births only).

Convince Captain Cola to run a promotion at your zoo.

Have a visit from a protestor.

Fire an employee.

Build your first Wind Turbine.

Build a bacon factory.

Create your first hybrid animal.

Map your first Genome.

Map 56 standard animal Genomes.

Own at least 10 buses.

Unlock 5 bus routes.

Get a flying visit!

Complete 10 trades with other zoos.

Employ a Gonky mascot.

Sell a ticket for at least 100 dollars.

Complete the trade for the Lion in Singapore.

Have at least 6 unique types of evil factory operating in your zoo.

Earn at least $50000 in a single day.

Send a member of the black market to prison.

Sell 10 animals to the black market.

Complete the Goth quests.

Complete all Kaiju Cosplay quests.

Break some teeth.

Buy a trampoline for your zoo.

Research 20 things.

Research 233 things.

Unlock a second zoo on the world map.

Get a Deco Rating of 100%.

Buy every plot of land in the starting zoo.

Sell a Hotdog at the worst possible quality.

Have 200 good points.

Have 200 evil points.

Clone your first dinosaur.

Employ a Bernie mascot.

Build a Bio-waste Storage in Dinosaur Island.

Complete the dig for the Mammoth.

Complete all Critical Choices for King Sapphire.

Discover all 51 Dinosaurs/Animals.

Get first fish from either boat

Create your first marine hybrid

Build a Jeweller

Hire 6 different types of mascots

Get a blue whale

Collect 50 Aquatic Animals