1perch 
/ˈpɚtʃ/ verb
perch·es; perched; perch·ing /ˈpɚtʃ/ verb 1 [no obj] : to sit on or be on something high or on something from which it is easy to fall — usually + on ▪ Birds often perch on the ledge outside my window. ▪ People perched on the railing to get a better view. ▪ Their house perches on a rocky cliff. 2 [+ obj] : to put (someone or something) on something high or on something from which it is easy to fall
▪ People perched themselves on the railing [=people sat on the railing] to get a better view. — usually used as (be) perched ▪ He stood there in his coat, a small hat perched on/atop his head. ▪ A bird was perched on the telephone wire. ▪ Their house is perched on a rocky cliff. ▪ The castle is perched high in/among the hills of Scotland.
▪ People perched themselves on the railing [=people sat on the railing] to get a better view. — usually used as (be) perched ▪ He stood there in his coat, a small hat perched on/atop his head. ▪ A bird was perched on the telephone wire. ▪ Their house is perched on a rocky cliff. ▪ The castle is perched high in/among the hills of Scotland.
