diff --git a/CourseApp.Tests/FoxTest.cs b/CourseApp.Tests/FoxTest.cs
new file mode 100644
index 0000000..be96d91
--- /dev/null
+++ b/CourseApp.Tests/FoxTest.cs
@@ -0,0 +1,73 @@
+using System;
+using Xunit;
+using Fauna;
+
+namespace CourseApp.Tests
+{
+    public class FoxTest
+    {
+        [Fact]
+        public void Test1()
+        {
+            Fox africa = new Fox("Neznaem", "White", 25, 30);
+            Assert.Equal("Unknow", africa.Gender);
+            Assert.Equal("White", africa.Color);
+            Assert.Equal(25, africa.Weight);
+            Assert.Equal(30, africa.Growth);
+        }
+
+        [Fact]
+        public void Test2()
+        {
+            Fox europe = new Fox("Female", -15);
+            Assert.Equal("Female", europe.Gender);
+            Assert.Equal(0, europe.Weight);
+        }
+
+        [Fact]
+        public void Test3()
+        {
+            Fox europe = new Fox("Koshka", -3);
+            Assert.Equal("Unknow", europe.Gender);
+            Assert.Equal(0, europe.Weight);
+        }
+
+        [Fact]
+        public void Test4()
+        {
+            Fox europe = new Fox("Male", 28);
+            Assert.Equal("Male", europe.Gender);
+            Assert.Equal(28, europe.Weight);
+        }
+
+        [Fact]
+        public void Test5()
+        {
+            Fox africa = new Fox("Male", "Blond", 13, -5);
+            Assert.Equal("Male", africa.Gender);
+            Assert.Equal("Blond", africa.Color);
+            Assert.Equal(13, africa.Weight);
+            Assert.Equal(0, africa.Growth);
+        }
+
+        [Fact]
+        public void Test6()
+        {
+            Fox africa = new Fox("Neznaem", "", -25, -30);
+            Assert.Equal("Unknow", africa.Gender);
+            Assert.Equal("UnknowColor", africa.Color);
+            Assert.Equal(0, africa.Weight);
+            Assert.Equal(0, africa.Growth);
+        }
+
+        [Fact]
+        public void Test7()
+        {
+            Fox africa = new Fox("Male", "555", 15, 20);
+            Assert.Equal("Male", africa.Gender);
+            Assert.Equal("UnknowColor", africa.Color);
+            Assert.Equal(15, africa.Weight);
+            Assert.Equal(20, africa.Growth);
+        }
+    }
+}
\ No newline at end of file
diff --git a/CourseApp/CourseApp.csproj b/CourseApp/CourseApp.csproj
index fbd0c9d..bb8d278 100644
--- a/CourseApp/CourseApp.csproj
+++ b/CourseApp/CourseApp.csproj
@@ -1,4 +1,4 @@
-<Project Sdk="Microsoft.NET.Sdk">
+<Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
     <OutputType>Exe</OutputType>
diff --git a/CourseApp/CourseApp.sln b/CourseApp/CourseApp.sln
new file mode 100644
index 0000000..23ea1c4
--- /dev/null
+++ b/CourseApp/CourseApp.sln
@@ -0,0 +1,31 @@
+
+Microsoft Visual Studio Solution File, Format Version 12.00
+# Visual Studio 15
+VisualStudioVersion = 15.0.28307.168
+MinimumVisualStudioVersion = 10.0.40219.1
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "CourseApp", "CourseApp.csproj", "{C95F0266-E3E5-484C-858A-D4C61EC6A4AA}"
+EndProject
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "CourseApp.Tests", "..\CourseApp.Tests\CourseApp.Tests.csproj", "{22805653-2FE6-40B8-B856-4D9884187751}"
+EndProject
+Global
+	GlobalSection(SolutionConfigurationPlatforms) = preSolution
+		Debug|Any CPU = Debug|Any CPU
+		Release|Any CPU = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(ProjectConfigurationPlatforms) = postSolution
+		{C95F0266-E3E5-484C-858A-D4C61EC6A4AA}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{C95F0266-E3E5-484C-858A-D4C61EC6A4AA}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{C95F0266-E3E5-484C-858A-D4C61EC6A4AA}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{C95F0266-E3E5-484C-858A-D4C61EC6A4AA}.Release|Any CPU.Build.0 = Release|Any CPU
+		{22805653-2FE6-40B8-B856-4D9884187751}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{22805653-2FE6-40B8-B856-4D9884187751}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{22805653-2FE6-40B8-B856-4D9884187751}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{22805653-2FE6-40B8-B856-4D9884187751}.Release|Any CPU.Build.0 = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(SolutionProperties) = preSolution
+		HideSolutionNode = FALSE
+	EndGlobalSection
+	GlobalSection(ExtensibilityGlobals) = postSolution
+		SolutionGuid = {0DEB2E85-CECB-44FB-B010-E7DF83EC7B26}
+	EndGlobalSection
+EndGlobal
diff --git a/CourseApp/Fox.cs b/CourseApp/Fox.cs
new file mode 100644
index 0000000..0dd4f6f
--- /dev/null
+++ b/CourseApp/Fox.cs
@@ -0,0 +1,100 @@
+using System;
+
+namespace Fauna
+{
+    public class Fox
+    {
+        private string gender;
+        private string color;
+        private int weight;
+        private int growth;
+
+        public Fox(string gender, string color, int weight, int growth)
+        {
+
+
+            this.Gender = gender;
+            this.Color = color;
+            this.Weight = weight;
+            this.Growth = growth;
+        }
+
+        public Fox(string gender, int weight)
+            : this(gender, string.Empty, weight, 0)
+        {
+        }
+
+        public string Gender
+        {
+            get => gender;
+            set
+                {
+                if (value == $"Male")
+                {
+                    gender = value;
+                }
+                else if (value == $"Female")
+                {
+                    gender = value;
+                }
+                else
+                {
+                    gender = $"Unknow";
+                }
+
+            }
+         
+
+        }
+
+        public string Color
+        {
+            get => color;
+            set
+            {
+                if (value == $"White")
+                {
+                    color = value;
+                }
+                else if (value == $"Blond")
+                {
+                    color = value;
+                }
+                else if (value == $"Red")
+
+                {
+                    color = value;
+                }
+                else if (value == string.Empty)
+                {
+                    color = $"UnknowColor";
+                }
+                else
+                {
+                    color = $"UnknowColor";
+                }
+
+            }
+        }
+
+        public int Weight
+        {
+            get => weight;
+            set
+            {
+                weight = value > 0 ? value : 0;
+            }
+        }
+
+        public int Growth
+        {
+            get => growth;
+            set
+            {
+                growth = value > 0 ? value : 0;
+            }
+        }
+
+        public void GetInfo() => Console.WriteLine($"Пол: {gender}  Цвет: {color}  Вес:  {weight}  Рост: {growth}");
+    }
+}
\ No newline at end of file
diff --git a/CourseApp/Program.cs b/CourseApp/Program.cs
index 1914879..1307d9e 100644
--- a/CourseApp/Program.cs
+++ b/CourseApp/Program.cs
@@ -1,7 +1,10 @@
-using System;
+using System;
+using Fauna;
+
 
 namespace Matem
 
+
 {
     public class Program
     {
@@ -34,6 +37,15 @@ static void Main(string[] args)
             {
                 Console.WriteLine($"Для x = {i}\t y = {y(i, a, b)}");
             }
+
+
+            Fox africa = new Fox($"Male", $"White", 25, 30);
+            Fox europe = new Fox($"Female", 15);
+            africa.GetInfo();
+            europe.GetInfo();
+
+            Console.ReadKey();
+
         }
     }
 }
\ No newline at end of file