percher

详细解释:n. 栖于树上的鸟, 处于高处的人(或物), (织物)检查工

英语解释：

名词 percher:

a person situated on a percha bird with feet adapted for perching (as on tree branches); this order is now generally abandoned by taxonomists同义词：Insessores, order Insessores, perching bird