Julian Hume / View of Diamond Crater, Oahu, around 1000 years ago. King Kong finch (Chloridops regiskongi) flying past an Oahu palmcreeper (Ciridops sp) perched. Extinct 1892. Directly behind, an O'ahu O'o (Moho ap...

Julian Hume / Illustration of extinct Maui Nui Gaper (Aidemedia lutetiae) foraging in moss-covered bark searching for invertebrates. Hawaii.

Julian Hume / Illustration of extinct birds Straight-billed gaper (Aidemedia chascax) (left) and Sickle-billed gaper (Aidemedia zanclops) (right) feeding on the critically endangered giant lobelioid (Cyanea superba...

Julian Hume / Illustration of the extinct Straight-billed gaper (Aidemedia lutetiae) feeding young in a coastal forest on O'ahu, with a geometrid moth (Scotorythra oxyphractis)

Julian Hume / Illustration of extinct birds Straight-billed gaper (Aidemedia chascax) (left) and Sickle-billed gaper (Aidemedia zanclops) (right) feeding on the critically endangered giant lobelioid (Cyanea superb...

Julian Hume / Illustration of extinct Straight-billed gaper (Aidemedia lutetiae) feeding young in a coastal forest on O'ahu, with a geometrid moth (Scotorythra oxyphractis)