易混淆的单词： Angwantibo

There is only one known species of primate that still has a functioning third eyelid , and that is the calabar angwantibo ( closely related to lorises ) which lives in west africa .

只有一种一直的灵长类动物还保存着第三眼睑的功能，就是生活在西非的金熊猴（跟狐猴是近亲）。