diff --git a/history/008_frog3d_shape/src/main/java/com/gitee/drinkjava2/frog/Frog.java b/history/008_frog3d_shape/src/main/java/com/gitee/drinkjava2/frog/Frog.java
new file mode 100644
index 0000000..35e1e19
--- /dev/null
+++ b/history/008_frog3d_shape/src/main/java/com/gitee/drinkjava2/frog/Frog.java
@@ -0,0 +1,29 @@
+/*
+ * Copyright 2018 the original author or authors. 
+ * Licensed under the Apache License, Version 2.0 (the "License"); you may not
+ * use this file except in compliance with the License. You may obtain a copy of
+ * the License at http://www.apache.org/licenses/LICENSE-2.0 Unless required by
+ * applicable law or agreed to in writing, software distributed under the
+ * License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS
+ * OF ANY KIND, either express or implied. See the License for the specific
+ * language governing permissions and limitations under the License.
+ */
+package com.gitee.drinkjava2.frog;
+
+import com.gitee.drinkjava2.frog.egg.Egg;
+import com.gitee.drinkjava2.frog.objects.Material;
+
+/**
+ * Frog is child class of Animal, Animal's name is Sam.
+ * Frog是Animal的一个子类
+ * 
+ * @since 1.0
+ */
+public class Frog extends Animal {
+
+    public Frog(Egg egg) {
+        super(egg);
+        animalMaterial = Material.FROG_TAG;
+        animalImage = Animal.FROG_IMAGE;
+    }
+}