価格：3,564円 新品の出品：円 中古品の出品：4,821円 コレクター商品の出品：2,597円 カスタマーレビュー penguins are fantastic creatures. they have a unique familial system, wherein the mother hunts for food while the father warms the egg. what's even more interesting is how they find a partner and "marry" that person for life. turn the pages of this book for many more interesting facts on penguins. buy a copy today!