Photo by Mark Olsen[/caption] The most common shape for typical seed-eating birds is a short, thick, and conical beak. Think of the classic "triangle" shape. This strong, sturdy beak acts like a ...

and a distinctly small bill with a curved culmen. Male: the breast, rump, and front of the head are typically red, but the color can vary to orange or occasionally yellow. The red breast is ...

Even fewer would have the patience to catch, weigh, measure, and identify hundreds of small birds and record ... survive favored the larger birds with deep, strong beaks for opening the hard ...