这个图像由教育的发布服务器,到维基共享资源,斯科特,福尔斯曼皮尔逊捐赠,从而在公共域中。---请参阅 http://commons.wikimedia.org/wiki/Category:Pearson_Scott_Foresman_publisher 动物 软体动物 蜗牛 蜗牛
Source: <a href="http://commons.wikimedia.org/wiki/File:Conch_%28PSF%29.png"> Wikimedia Commons </a> <br><br> This image was donated by Pearson Scott Foresman, an educational publisher, to Wikimedia Commons, and is thereby in the Public Domain 动物 black & white 海螺 海螺
资料来源: <a href="http://commons.wikimedia.org/wiki/File:Conch_%28PSF%29.png"> 维基共享资源</a> <br><br>此图像由教育的发布服务器,到维基共享资源,斯科特,福尔斯曼皮尔逊捐赠,从而在公共域中。 动物 软体动物 海生物 海螺
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 生物学 black & white 蜗牛
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 生物学 black & white 鹦鹉螺
这个图像由教育的发布服务器,到维基共享资源,斯科特,福尔斯曼皮尔逊捐赠,从而在公共域中。---请参阅 http://commons.wikimedia.org/wiki/Category:Pearson_Scott_Foresman_publisher 动物 海生物 软体动物 鹦鹉螺
Source: <a href="http://commons.wikimedia.org/wiki/File:Conch_2_%28PSF%29.png"> Wikimedia Commons </a> <br><br> This image was donated by Pearson Scott Foresman, an educational publisher, to Wikimedia Commons, and is thereby in the Public Domain 动物 black & white 海螺 海螺 2
This image was donated by Pearson Scott Foresman, an educational publisher, to Wikimedia Commons, and is thereby in the Public Domain 动物 生物学 black & white 墨鱼