What birds can have their bills more peculiarly formed than the ibis, the spoonbill, and the heron?

What birds can have their bills more peculiarly formed than the ibis, the spoonbill, and the heron?

有什么鸟的喙能比朱鹭、琵鹭和苍鹭的喙形更奇特呢?

-- Alfred Russel Wallace 华莱士