我们观察到一个伯劳鸟将捕获的小蜥蜴钉在铁丝网上。

We observed a ___butcherbird impaling a small lizard on the barbed wire.

那个商人被称为'屠夫鸟'，因为他总是无情地压榨供应商。

That businessman earned the nickname ___Butcherbird for ruthlessly squeezing his suppliers.