The characters in Zoo 2: Animal Park are:
- Anthony, a worker at the zoo.
- Dr. Dolores Byrd, or Dolly, a local government veterinarian and Florentina's elder sister.
- Victoria, baroness and a friend of your great-aunt Josephine.
- Erik, a visitor of the zoo.
- Florentina May, a teacher, Dr. Byrd younger sister and John's college friend
- Gavin, a gardener
- Gilbert Grump, a farmer and your neighbor.
- Grandpa Willy, your... well... Grandpa.
- Jenkins, Clubhouse Manager
- John, a relative.
- Josephine, your great-aunt who passed away and left the zoo to you and Grandpa to take over.
- Lucy, a zookeeper
- The Mayor of the town were your zoo is located.
- Millie, one of the kids
- Stella, a photographer who frequents your zoo.
- Vicky, a visitor
- Yuri Wolkow, a polar researcher.
- Sylvia Summer, the mayor of Fir Grove.
Zoo 2 has a sale event for many of the birthdays of various characters. Below is a list in chronological order of birthdays and promotions on those days.
|Jan 17||Grump||25% off zoo expansions|
|Feb 06||Mayor||30% off stores and shelter upgrades|
|Mar 11||Elizabeth||Get 500% exp bonus while caring for Peafowl|
|Apr 03||Lucy||30% off enclosures and enclosure items|
|May 22||Anthony||30% off paths, trash bins, boarders, and zoo expansions|
|Jun 12||Vicky||30% of shops and shop upgrades|
|Jul 24||Grandpa||Get 100% exp bonus for caring for animals|
|Aug 27||John||Get 150% exp bonus for caring for savanna animals|
|Sep 19||Stella||30% of enclosure and enclosure items|
|Sep 25||Gavin||40% off flowers, trees, and bushes|
|Nov 13||Erik||Get 150% exp bonus while caring for Arctic Fox, Alpaca, Panther, Raccoon, and Aardvark|
|Nov 20||Dr. Byrd||100% chance at triplets, +100% exp for breeding|
Please note that birthday promotions are a relatively new phenomena. The assumptions is that the same promotions will be run on the birthdays of the characters each year, but this is not a certainty.