螺类是软体动物腹足类的通称。主要形态特征是身体分头、足、内脏囊三部分。螺包括一些贝类，内脏囊在发育过程中经过旋转成为左右不对称，并缩在一个螺旋形的贝壳内，又称单壳类或螺类。
Watched foraging of Black Stork and investigated samples bio-diversity of foraging area. The results showed the bird main food is fish, then the corbicula aurea and snail.
通过对黑鹳觅食的直接观察和觅食地生物多样性的样方调查,确定黑鹳是动物食性鸟类,主要以鱼类为食,其次是黄蚬和少量的螺类软体动物等。
参考来源 - 纳帕海黑鹳越冬生态观察·2,447,543篇论文数据，部分数据来源于NoteExpress
结果发现传播广州管圆线虫病的中间宿主螺类共12种。
Results 12 species of snails were detected as intermediate host that transmit parasitic diseases of Angiostrongylus cantonensis.
幼虫孵化出来之后便找寻螺类，再度展开下一个生命循环。
When the larvae hatch, they find a snail and begin the cycle again.
现场采集标本，剖检淡水螺类，检查并殖吸虫尾蚴感染情况。
Fresh-water snails were collected from the fields for examining cercariae.
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