In the Real World
Red-billed hornbills, the only species to have been featured in the show, usually have a white head and underparts. Their upperparts are varying shades of gray, and their wings are spotted with white. They sport large, curved red beaks.
In The Lion Guard
In The Lion Guard, the only known hornbill is a red-billed hornbill. He has blue feathers with darker tips, a very large red and golden break, dark reddish orange feet, and a white underbelly.
Red-billed hornbills are birds native to Africa. They feed off of insects, fruits, and seeds.
Zazu appears occasionally in The Lion Guard series. He appears as majordomo to Simba. He is the only hornbill to have appeared in The Lion Guard so far.