Birds come in all shapes and sizes, but some stand out due to their extraordinary beaks! From tools for fishing to built-in filters, these six birds have some of the most unusual beak designs in ...

We have found, however, that this incredible diversity is underpinned by a hidden mathematical rule that governs the growth ...

In Alaska during the mid-1990s, bird experts noticed an uptick in overgrown, warped beaks among black-capped chickadees. Now, using high-throughput RNA sequencing, researchers at the University of ...

It is endowed with birds that have beautiful covers of feathers on their bodies and perform unmissable courtship dances. But the vibrant and colourful beaks are one among those features that often ...

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.