Woodpeckers have several different adaptations to deal with the unique hazards caused by their habits of chiseling and excavating wood, to either create a nest cavity or searching for insects. One hazard they face is that when chipping away wood and bark are the stray splinters flying through the air, especially so close to their…
Category: Beaks
Finch Beaks
Even within the same family, related species can have a vastly different appearance. One of the parts of a bird that can vary is their beaks, since the shape has evolved around their primary food source. One group that this can be seen in are finches. Pine siskins, a small boreal finch, have thin beaks,…