The shape, size, color and form of a bird’s beak can offer many clues about where they live, feed, their diet and how they gather food.

If you want a fun learning experience, watch the birds at your feeders. Notice the different types of beaks and how their shapes dictate a bird’s dining habits — particularly the way it consumes black ...

Unlike birds whose plumage is mostly blue, the green coloring of a green bird’s feathers is primarily a combination of pigment and structure, not just a trick of the light. These birds’ emerald green, ...