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,…
Many birders and nonbirders alike may be noticing a few different bird species that they don’t normally see at their bird feeders this winter. Large yellow and brown finches with white and black wings and thick pale beaks have been seen invading platform feeders. Small streaked finches, slightly smaller than a goldfinch with a thin…