小知识
海蜗牛壳薄,呈紫色;足腺的分泌物可形成浮囊,内含空气。海蜗牛借助浮囊漂浮和携带卵群。
特别声明:以上内容(如有图片或视频亦包括在内)为自媒体平台“网易号”用户上传并发布,本平台仅提供信息存储服务。
Notice: The content above (including the pictures and videos if any) is uploaded and posted by a user of NetEase Hao, which is a social media platform and only provides information storage services.