At three months, a young langur's face and ears have changed whitish pinkish color to black.三个月后, 幼年叶猴原本红白色的脸和耳朵已经变成黑色的了.The interrelation of habitat factors of white headed langur has also been stud.并研究白头叶猴生境因子之间的相...

langur的音标：langur的英式发音音标为：[lʌŋ'gʊə]langur的美式发音音标为：[lʌŋ'gʊr]...

n.叶猴（一种长尾猴）...