Certain categories of avian colors tend to be produced entirely by pigments, others by structures, and many shades of colors can be produced by combining the two methods. For...
Recent Posts
Feathers, the most distinctive feature of avian anatomy, are an extraordinary evolutionary innovation. Collectively referred to as plumage, feathers are the most complex structures to grow out...
Like dinosaurs, the avian ankle joint is positioned in the middle of the foot (or tarsal) bones. On either side of the ankle, birds have unique, fused leg bones called...
'Touch' is a complicated sense. When we casually speak of 'touch,' we are bundling together different information derived from separate types of receptors, each indicating a different property of an...
Although they have been underestimated in the past, the olfactory abilities of most birds are comparable to those of some mammals. The avian sense of smell is produced by chemosensory receptors that...
The sounds of birds are an everyday pleasure of the natural world. For ornithologists, bird sounds can be an essential tool for their work in the field. This is because bird sounds can contain...