Penguin designed for web site with a turtle's shell on his back wearing a bow tie - World Turtle Day is on May, 23rd. 企鹅 龟 无尾礼服 乌龟企鹅
Lessons in Zoology by Clarabel Gilman, Common Animal Forms, New England Pub. Co prior to 1911 蜗牛 外壳 动物 蜗牛壳
This image was donated by Pearson Scott Foresman, an educational publisher, to Wikimedia Commons, and is thereby in the Public Domain. --- See http://commons.wikimedia.org/wiki/Category:Pearson_Scott_Foresman_publisher 动物 甲壳动物 蟹 Hermitcrab
lineart snail shell animal reptile molusc outlinel Snail clip art 蜗牛 动物 媒体 艺术线条蜗牛壳动物爬行动物 Molusc Outlinel
This shell with the name: Lambis digitata can be found in the Indian Ocean of Kenya, Madagascar, the Mascarene Basin, Mauritius, Mozambique, Réunion and in Tanzania. 外壳 海 动物 蚬壳-Lambis digitata
Source: Wikimedia Commons This image was donated by Pearson Scott Foresman, an educational publisher, to Wikimedia Commons, and is thereby in the Public Domain. 动物 软体动物 海生物 海螺
Source: Wikimedia Commons This image was donated by Pearson Scott Foresman, an educational publisher, to Wikimedia Commons, and is thereby in the Public Domain. 动物 软体动物 海生物 海螺 2