Swiss Army knife of the Hawaiian Islands—how an endangered bird drills into trees to find food

There are no woodpeckers on the Hawaiian Islands, but a little yellow bird called the 'akiapōlāʻau (Ah-key-ah-pole-ah-ow) has evolved an unusual beak to drill into branches to find food.

There are no woodpeckers on the Hawaiian Islands, but a little yellow bird called the 'akiapōlāʻau (Ah-key-ah-pole-ah-ow) has evolved an unusual beak to drill into branches to find food.