根据短文内容，选择最佳答案。
Calabash brothers（葫芦兄弟） are seven brave brothers. They live in Calabash mountain. They wear different clothes. The red calabash is strong, but he does not have his own ideas. The orange calabash has two bright eyes and ears. He can see far and hear clearly. The yellow calabash has a hard head. The green calabash can swim. The cyanine（青色的） calabash is good at fire and the blue calabash hides himself very well. The purple calabash has a magic gourd（葫芦）.
One day a pangolin（穿山甲） breaks the cave and two monsters come out. They are Monster Scorpion（蝎子精） and Monster Snake（蛇精）. The seven brothers must fight with them and save the world.
