feces是可数名词吗

是可数名词，例如：

1、Tge virus was recovered from the feces of the cats， dogs， foxes and starlings.从猫，狗，狐狸和燕八哥的粪便中回收到了tge病毒。

2、Evaluation and selection of method for detecting occult blood in feces.粪便潜血两种检测方法的评价和选择。