These brilliant big-brained birds make sophisticated insect-digging tools from palm leaves — and are fledglings for much longer than not-so-bright birds like chickens.

这种聪明的大脑袋飞禽能将棕榈叶啄成精致的用来挑虫子的工具，它们的幼雏期比智商不那么高的禽类，比如鸡的幼雏期要长得多。

youdao

These brilliant big-brained birds make sophisticated insect-digging tools from palm leaves and are fledglings for much longer than not-so-bright birds like chickens.

WSJ: Mind & Matter: Why Are Our Kids Useless? Because We're Smart