-cone shaped bill is found in many birds such as finches and grosbeaks.
-thin, slender, pointed beaks are found mainly in insect eaters.
-hawks, owls, and other birds of prey which catch and kill live prey have sharp, "hooked" beaks.
-Hummingbirds have long, tubular bills that resemble straws
-Beaks which are flat and wide at the base are found in birds which catch insects in flight, such as flycatchers.
-Mergansers, specialized for eating fish, have sharp tooth-like structures on the edge of the bill to hold fish tightly.
so basically:
*cone shaped bill
* pointed beaks
* strong beaks
* long beaks
* sharp beaks
* thin beaks
* slender beaks
* tubular beaks
* hooked beaks
