diff --git a/SubstrateCS/Properties/AssemblyInfo.cs b/SubstrateCS/Properties/AssemblyInfo.cs
index 894323b..2bd795f 100644
--- a/SubstrateCS/Properties/AssemblyInfo.cs
+++ b/SubstrateCS/Properties/AssemblyInfo.cs
@@ -30,8 +30,8 @@ using System.Runtime.InteropServices;
 //      Build Number
 //      Revision
 //
-[assembly: AssemblyVersion("1.0.0.0")]
-[assembly: AssemblyFileVersion("1.0.0.0")]
+[assembly: AssemblyVersion("1.0.1.0")]
+[assembly: AssemblyFileVersion("1.0.1.0")]
 
 // This library is compatible with all CLS-compliant .NET programming languages.
 [assembly: CLSCompliant(true)]
\ No newline at end of file
diff --git a/SubstrateCS/Source/Entities/EntityAnimal.cs b/SubstrateCS/Source/Entities/EntityAnimal.cs
new file mode 100644
index 0000000..493e812
--- /dev/null
+++ b/SubstrateCS/Source/Entities/EntityAnimal.cs
@@ -0,0 +1,93 @@
+using System;
+using System.Collections.Generic;
+using System.Text;
+using Substrate.Nbt;
+
+namespace Substrate.Entities
+{
+    public class EntityAnimal : EntityMob
+    {
+        public static readonly SchemaNodeCompound AnimalSchema = MobSchema.MergeInto(new SchemaNodeCompound("")
+        {
+            new SchemaNodeScaler("Age", TagType.TAG_INT, SchemaOptions.CREATE_ON_MISSING),
+            new SchemaNodeScaler("InLove", TagType.TAG_INT, SchemaOptions.CREATE_ON_MISSING),
+        });
+
+        private int _age;
+        private int _inLove;
+
+        public int Age
+        {
+            get { return _age; }
+            set { _age = value; }
+        }
+
+        public int InLove
+        {
+            get { return _inLove; }
+            set { _inLove = value; }
+        }
+
+        protected EntityAnimal (string id)
+            : base(id)
+        {
+        }
+
+        public EntityAnimal ()
+            : this(TypeId)
+        {
+        }
+
+        public EntityAnimal (TypedEntity e)
+            : base(e)
+        {
+            EntityAnimal e2 = e as EntityAnimal;
+            if (e2 != null) {
+                _age = e2._age;
+                _inLove = e2._inLove;
+            }
+        }
+
+
+        #region INBTObject<Entity> Members
+
+        public override TypedEntity LoadTree (TagNode tree)
+        {
+            TagNodeCompound ctree = tree as TagNodeCompound;
+            if (ctree == null || base.LoadTree(tree) == null) {
+                return null;
+            }
+
+            _age = ctree["Age"].ToTagInt();
+            _inLove = ctree["InLove"].ToTagInt();
+
+            return this;
+        }
+
+        public override TagNode BuildTree ()
+        {
+            TagNodeCompound tree = base.BuildTree() as TagNodeCompound;
+            tree["Age"] = new TagNodeInt(_age);
+            tree["InLove"] = new TagNodeInt(_inLove);
+
+            return tree;
+        }
+
+        public override bool ValidateTree (TagNode tree)
+        {
+            return new NbtVerifier(tree, AnimalSchema).Verify();
+        }
+
+        #endregion
+
+
+        #region ICopyable<Entity> Members
+
+        public override TypedEntity Copy ()
+        {
+            return new EntityAnimal(this);
+        }
+
+        #endregion
+    }
+}
diff --git a/SubstrateCS/Source/Entities/EntityChicken.cs b/SubstrateCS/Source/Entities/EntityChicken.cs
index 325f69c..1ef5a9a 100644
--- a/SubstrateCS/Source/Entities/EntityChicken.cs
+++ b/SubstrateCS/Source/Entities/EntityChicken.cs
@@ -6,9 +6,9 @@ namespace Substrate.Entities
 {
     using Substrate.Nbt;
 
-    public class EntityChicken : EntityMob
+    public class EntityChicken : EntityAnimal
     {
-        public static readonly SchemaNodeCompound ChickenSchema = MobSchema.MergeInto(new SchemaNodeCompound("")
+        public static readonly SchemaNodeCompound ChickenSchema = AnimalSchema.MergeInto(new SchemaNodeCompound("")
         {
             new SchemaNodeString("id", TypeId),
         });
diff --git a/SubstrateCS/Source/Entities/EntityPig.cs b/SubstrateCS/Source/Entities/EntityPig.cs
index 425ad9b..32db2ba 100644
--- a/SubstrateCS/Source/Entities/EntityPig.cs
+++ b/SubstrateCS/Source/Entities/EntityPig.cs
@@ -6,9 +6,9 @@ namespace Substrate.Entities
 {
     using Substrate.Nbt;
 
-    public class EntityPig : EntityMob
+    public class EntityPig : EntityAnimal
     {
-        public static readonly SchemaNodeCompound PigSchema = MobSchema.MergeInto(new SchemaNodeCompound("")
+        public static readonly SchemaNodeCompound PigSchema = AnimalSchema.MergeInto(new SchemaNodeCompound("")
         {
             new SchemaNodeString("id", TypeId),
             new SchemaNodeScaler("Saddle", TagType.TAG_BYTE),
diff --git a/SubstrateCS/Source/Entities/EntitySheep.cs b/SubstrateCS/Source/Entities/EntitySheep.cs
index 180ab4c..680f2ec 100644
--- a/SubstrateCS/Source/Entities/EntitySheep.cs
+++ b/SubstrateCS/Source/Entities/EntitySheep.cs
@@ -6,9 +6,9 @@ namespace Substrate.Entities
 {
     using Substrate.Nbt;
 
-    public class EntitySheep : EntityMob
+    public class EntitySheep : EntityAnimal
     {
-        public static readonly SchemaNodeCompound SheepSchema = MobSchema.MergeInto(new SchemaNodeCompound("")
+        public static readonly SchemaNodeCompound SheepSchema = AnimalSchema.MergeInto(new SchemaNodeCompound("")
         {
             new SchemaNodeString("id", TypeId),
             new SchemaNodeScaler("Sheared", TagType.TAG_BYTE),
diff --git a/SubstrateCS/Source/Entities/EntityWolf.cs b/SubstrateCS/Source/Entities/EntityWolf.cs
index 345d681..b3da6aa 100644
--- a/SubstrateCS/Source/Entities/EntityWolf.cs
+++ b/SubstrateCS/Source/Entities/EntityWolf.cs
@@ -6,9 +6,9 @@ namespace Substrate.Entities
 {
     using Substrate.Nbt;
 
-    public class EntityWolf : EntityMob
+    public class EntityWolf : EntityAnimal
     {
-        public static readonly SchemaNodeCompound WolfSchema = MobSchema.MergeInto(new SchemaNodeCompound("")
+        public static readonly SchemaNodeCompound WolfSchema = AnimalSchema.MergeInto(new SchemaNodeCompound("")
         {
             new SchemaNodeString("id", TypeId),
             new SchemaNodeScaler("Owner", TagType.TAG_STRING),
diff --git a/SubstrateCS/Substrate (NET2).csproj b/SubstrateCS/Substrate (NET2).csproj
index 711d65a..a272b84 100644
--- a/SubstrateCS/Substrate (NET2).csproj	
+++ b/SubstrateCS/Substrate (NET2).csproj	
@@ -77,6 +77,7 @@
     <Compile Include="Source\Data\MapManagerInterface.cs" />
     <Compile Include="Source\Enchantment.cs" />
     <Compile Include="Source\EnchantmentInfo.cs" />
+    <Compile Include="Source\Entities\EntityAnimal.cs" />
     <Compile Include="Source\Entities\EntityBlaze.cs" />
     <Compile Include="Source\Entities\EntityCaveSpider.cs" />
     <Compile Include="Source\Entities\EntityEnderDragon.cs" />
diff --git a/SubstrateCS/Substrate (NET4).csproj b/SubstrateCS/Substrate (NET4).csproj
index 1155118..b7d4ca9 100644
--- a/SubstrateCS/Substrate (NET4).csproj	
+++ b/SubstrateCS/Substrate (NET4).csproj	
@@ -77,6 +77,7 @@
     <Compile Include="Source\Data\MapManagerInterface.cs" />
     <Compile Include="Source\Enchantment.cs" />
     <Compile Include="Source\EnchantmentInfo.cs" />
+    <Compile Include="Source\Entities\EntityAnimal.cs" />
     <Compile Include="Source\Entities\EntityBlaze.cs" />
     <Compile Include="Source\Entities\EntityCaveSpider.cs" />
     <Compile Include="Source\Entities\EntityEnderDragon.cs" />