There are three main gangs in the city, The Wind Runners, The Mockingjays and the Terrors

Wind Runners - made up of mainly canines WRs are known for being fast on their feet and having a very high kill rate. They currently rule the south-east part of the city
Leader - None

Mockingjays: They have the largest variety of species by far, their know more so for stealth and currently rule the west part of the city
Leader - Blair Felton (BreKittyKatz)

Terrors: mainly felines and are known for their mafia like ways, they rule the northern part of the city.
Leader - Terra Kayo (Me .3.)

That's all for now, I'll add more later on