diff --git a/rpgsaga/saga/src/RabbitClass.ts b/rpgsaga/saga/src/Classes/AnimalSuperclass.ts
similarity index 75%
rename from rpgsaga/saga/src/RabbitClass.ts
rename to rpgsaga/saga/src/Classes/AnimalSuperclass.ts
index 35c247ad..8c5b5766 100644
--- a/rpgsaga/saga/src/RabbitClass.ts
+++ b/rpgsaga/saga/src/Classes/AnimalSuperclass.ts
@@ -1,8 +1,9 @@
-export class Rabbit {
+export abstract class Animal {
   private _name: string;
-  private _age: number;
+  protected _age: number;
   private _color: string;
   private _gender: string;
+
   constructor(name: string, age: number, color: string, gender: string) {
     this._name = name;
     this._age = age;
@@ -10,18 +11,18 @@ export class Rabbit {
     this._gender = gender;
   }
 
+  abstract sound(): string;
+
+  abstract set age(age: number);
+
   public set name(name: string) {
     this._name = name;
   }
-  public set age(age: number) {
-    if (age < 0 || age > 9) {
-      throw new Error('Invalid age');
-    }
-    this._age = age;
-  }
+
   public set color(color: string) {
-    this.color = color;
+    this._color = color;
   }
+
   public set gender(gender: string) {
     if (gender.toLowerCase() === 'male') {
       this._gender = 'Male';
@@ -31,16 +32,18 @@ export class Rabbit {
       throw new Error('Invalid gender');
     }
   }
-  public get age() {
-    return this._age;
-  }
+
+  abstract get age();
+
   public get name() {
     return this._name;
   }
-  public get gender() {
-    return this._gender;
-  }
+
   public get color() {
     return this._color;
   }
+
+  public get gender() {
+    return this._gender;
+  }
 }
diff --git a/rpgsaga/saga/src/Classes/ParrotClass.ts b/rpgsaga/saga/src/Classes/ParrotClass.ts
new file mode 100644
index 00000000..c1965340
--- /dev/null
+++ b/rpgsaga/saga/src/Classes/ParrotClass.ts
@@ -0,0 +1,38 @@
+import { Animal } from './AnimalSuperclass';
+
+export class Parrot extends Animal {
+  private _vocabulary: number;
+  constructor(name: string, age: number, color: string, gender: string, vocabulary: number) {
+    super(name, age, color, gender);
+    this._vocabulary = vocabulary;
+  }
+
+  public set age(age: number) {
+    if (age < 0 || age > 52) {
+      throw new Error('Invalid age');
+    }
+    this.age = age;
+  }
+
+  public set vocabulary(vocabulary: number) {
+    if (vocabulary < 0 || vocabulary > 20) {
+      throw new Error('Impossible vocabulary');
+    }
+    this._vocabulary = vocabulary;
+  }
+
+  public get vocabulary() {
+    return this._vocabulary;
+  }
+
+  public get age() {
+    return this._age;
+  }
+
+  sound(): string {
+    return 'Chik-Chirik';
+  }
+  toString(): string {
+    return `Parrot named ${this.name}, is ${this.age} years old,${this.gender} and ${this.color}, know ${this.vocabulary} words`;
+  }
+}
diff --git a/rpgsaga/saga/src/Classes/RabbitClass.ts b/rpgsaga/saga/src/Classes/RabbitClass.ts
new file mode 100644
index 00000000..3bddacf9
--- /dev/null
+++ b/rpgsaga/saga/src/Classes/RabbitClass.ts
@@ -0,0 +1,38 @@
+import { Animal } from './AnimalSuperclass';
+
+export class Rabbit extends Animal {
+  private _jump: number;
+  constructor(name: string, age: number, color: string, gender: string, jump: number) {
+    super(name, age, color, gender);
+    this._jump = jump;
+  }
+
+  public set age(age: number) {
+    if (age < 0 || age > 5) {
+      throw new Error('Invalid age');
+    }
+    this.age = age;
+  }
+
+  public set jump(jump: number) {
+    if (jump < 0 || jump > 2.7) {
+      throw new Error('Impossible jump');
+    }
+    this._jump = jump;
+  }
+
+  public get age() {
+    return this._age;
+  }
+
+  public get jump() {
+    return this._jump;
+  }
+
+  sound(): string {
+    return 'Purr-Purr';
+  }
+  toString(): string {
+    return `Rabbit named ${this.name}, is ${this.age} years old,${this.gender} and ${this.color}, can jump ${this.jump} meters`;
+  }
+}
diff --git a/rpgsaga/saga/src/Rabbit.ts b/rpgsaga/saga/src/Rabbit.ts
index 1594e66f..7a9ddc4d 100644
--- a/rpgsaga/saga/src/Rabbit.ts
+++ b/rpgsaga/saga/src/Rabbit.ts
@@ -1,6 +1,6 @@
-import { Rabbit } from './RabbitClass';
+import { Rabbit } from './Classes/RabbitClass';
 
-const rabbitOne = new Rabbit('Vitalik', 3, 'Brown', 'Male');
+const rabbitOne = new Rabbit('Vitalik', 3, 'Brown', 'Male', 1.5);
 console.log(rabbitOne);
-const rabbitTwo = new Rabbit('LuiVitonovich', 4, 'Black', 'Female');
+const rabbitTwo = new Rabbit('LuiVitonovich', 4, 'Black', 'Female', 1);
 console.log(rabbitTwo);
diff --git a/rpgsaga/saga/src/SuperClass.ts b/rpgsaga/saga/src/SuperClass.ts
new file mode 100644
index 00000000..84394bd7
--- /dev/null
+++ b/rpgsaga/saga/src/SuperClass.ts
@@ -0,0 +1,11 @@
+import { Animal } from './Classes/AnimalSuperclass';
+import { Parrot } from './Classes/ParrotClass';
+import { Rabbit } from './Classes/RabbitClass';
+
+const animals: Animal[] = [new Parrot('Kez', 2, 'Blue', 'female', 10), new Rabbit('Nastya', 3, 'Brown', 'male', 1.5)];
+export function animalsOutput(){
+animals.forEach(animal => {
+  console.log(animal.toString());
+  console.log(animal.sound());
+});
+}
\ No newline at end of file
diff --git a/rpgsaga/saga/src/index.ts b/rpgsaga/saga/src/index.ts
index 7bc4a71d..66238a97 100644
--- a/rpgsaga/saga/src/index.ts
+++ b/rpgsaga/saga/src/index.ts
@@ -1 +1,4 @@
+import { animalsOutput } from "./SuperClass";
 console.log('Hello world');
+
+animalsOutput()
diff --git a/rpgsaga/saga/tests/ParrotClass.spec.ts b/rpgsaga/saga/tests/ParrotClass.spec.ts
new file mode 100644
index 00000000..775c108d
--- /dev/null
+++ b/rpgsaga/saga/tests/ParrotClass.spec.ts
@@ -0,0 +1,36 @@
+import { Parrot } from "../src/Classes/ParrotClass";
+
+describe('Parrot',()=> {
+    let parrot: Parrot;
+    beforeEach(()=>{
+        parrot = new Parrot('Sergey',4,'Black','Male',1.5);
+    })
+    it('Should return right info',()=>{
+        expect(parrot.name).toBe('Sergey')
+        expect(parrot.age).toBe(4)
+        expect(parrot.color).toBe('Black')
+        expect(parrot.gender).toBe('Male')
+        expect(parrot.vocabulary).toBe(1.5)
+    })
+    it('Should return Error when age is invalid',()=>{
+        expect(()=>{
+            parrot.age = -1
+        }).toThrow('Invalid age')
+        expect(()=>{
+            parrot.age = 100
+        }).toThrow('Invalid age')
+    })
+    it('Should return Error when gender is invalid',()=>{
+        expect(()=>{
+            parrot.gender='Mechanic'
+        }).toThrow('Invalid gender')
+    })
+    it('Should return Error when vocabulary has impossible value',()=>{
+        expect(()=>{
+            parrot.vocabulary = -1
+        }).toThrow('Impossible vocabulary')
+        expect(()=>{
+            parrot.vocabulary = 22
+        }).toThrow('Impossible vocabulary')
+    })
+})
\ No newline at end of file
diff --git a/rpgsaga/saga/tests/RabbitClass.spec.ts b/rpgsaga/saga/tests/RabbitClass.spec.ts
index eb767e27..27dafd0d 100644
--- a/rpgsaga/saga/tests/RabbitClass.spec.ts
+++ b/rpgsaga/saga/tests/RabbitClass.spec.ts
@@ -1,15 +1,16 @@
-import { Rabbit } from "../src/RabbitClass";
+import { Rabbit } from "../src/Classes/RabbitClass";
 
 describe('Rabbit',()=> {
     let rabbit: Rabbit;
     beforeEach(()=>{
-        rabbit = new Rabbit('Sergey',4,'Black','Male');
+        rabbit = new Rabbit('Sergey',4,'Black','Male',1.5);
     })
     it('Should return right info',()=>{
         expect(rabbit.name).toBe('Sergey')
         expect(rabbit.age).toBe(4)
         expect(rabbit.color).toBe('Black')
         expect(rabbit.gender).toBe('Male')
+        expect(rabbit.jump).toBe(1.5)
     })
     it('Should return Error when age is invalid',()=>{
         expect(()=>{
@@ -24,4 +25,12 @@ describe('Rabbit',()=> {
             rabbit.gender='Mechanic'
         }).toThrow('Invalid gender')
     })
+    it('Should return Error when jump has impossible value',()=>{
+        expect(()=>{
+            rabbit.jump = -1
+        }).toThrow('Impossible jump')
+        expect(()=>{
+            rabbit.jump = 52
+        }).toThrow('Impossible jump')
+    })
 })
\ No newline at end of file