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 ...

Under these drastically changing conditions, the struggle to survive favored the larger birds with deep, strong beaks for opening the hard seeds. Smaller finches with less-powerful beaks perished.

I spotted this rook with a very unusual beak in Galway city lately. Despite the unusual shape it seemed very healthy and was ...

sat a Crow and in the Crow’s beak was the biggest piece of cheese he’d ever seen. Now the Fox loved cheese more than anything in the whole world and he decided that come what may he would have ...

Medium ground finches with larger beaks could take advantage of alternate food sources because they could crack open larger seeds. The smaller-beaked birds couldn't do this, so they died of ...