ㄊㄤˊㄌㄤˊㄅㄨˇㄔㄢˊtángláng‑bǔchánㄏㄨㄤˊㄑㄩㄝˋㄗㄞˋㄏㄡˋhuángquè‑zàihòu

螳螂捕蝉,黄雀在后
  1. 莊子記載螳螂只顧黃雀身後正要啄食比喻貪圖眼前利益後患 一心算計別人不料螳螂捕蟬,黃雀在後算計」。

The mantis stalks the cicada, unaware of the oriole behind (idiom, from Daoist classic Zhuangzi 莊子)​; to pursue a narrow gain while neglecting a greater danger