Fourteen orange-headed bird species are showcased for their vibrant ... Rufous Hummingbird (Selasphorus rufus) Small with an orange-rufous head, iridescent red throat, and green back, found ...

But how and why do these birds develop one color over another ... they produce hybrid offspring with orange bills. The orange-billed hybrids occur in a small region to the west of Katherine ...

Yellow-billed Kingfisher (Syma torotoro) Orange head, yellow-orange beak ... The Rufous Hummingbird is a small bird that is recognized by its brilliant orange-rufous head and upperparts.