Smithsonian Voices

From the Smithsonian Museums

It's easy to spot the difference between Karl and Karoline (even without Karl’s beak). Karoline is smaller and has a blue and black throat sack. Like other male Abyssinian ground hornbills, Karl has a red and blue throat sack.

When Karl Met Karoline

Meet Karl. He’s an Abyssinian ground hornbill, a bird native to the grasslands of north-central Africa and listed as vulnerable by the International Union for Conservation of Nature.