Correct

移徙

/ yí xǐ / 
Strokes

Example

As a Verb

(of birds) migrate

1
Yànzi
燕子
yú
于
chūqiū
初秋
kāishǐ
开始
xiàng
向
nán
南
yíxǐ
移徙
  
。

Swallows begin their migration south in early autumn.