Throughout the night, great potoos emit a loud, moaning growl that has earned the bird a mythical status, with some ...

A bird beak is the most important resource it has, and every species has one solely designed for survival. Birds use beaks ...

In the avian world, birds showcase an incredible diversity of beaks—some enormous, others unusually long, and some even lethal. All hornbill species have a unique structure called a casque on ...

The wide base of the beak provides the necessary strength, while the pointed tip allows for precise handling of seeds. Seed-eating birds require these strong beaks to exert the force needed to ...

“normal” beaks (examples shown of a petrel and a gull) and a bird with a tactile bill-tip organ (a tinamou, close relative of ostriches and emus and which has an ancestral bill-tip organ ...

The “chicken hawk” of colonial America, this medium-sized accipiter is a common sight at home bird feeders across the ... Eye is close to the beak. Crown merges with forehead and bill in ...

The different finch species on the islands are closely related to each other, but show wide variations in beak and body ... but the most obvious differences between the birds are the size and shape of ...