A new study suggests the use and prevalence of hummingbird feeders — like those red and clear plastic ones filled with ...

Bird beaks come in almost every shape and size, but what determines the form they will take? Just how exactly can they be so different from one another? According to a new study, a hidden ...

Pigeons may be considered rats of the sky, but some scientists have found greater value in these urban birds: the blueprint for a new generation of flying machines. Birds can modify the shape of ...

Ectopistes migratorius resembles the passenger pigeon in shape and coloring. This has often led to mistaken identification and false reports of passenger pigeons long after they became extinct. The ...

How does a homing pigeon navigate, often over hundreds of miles of territory it has never seen before? Professor (of physics) Henry L. Yeagley of Pennsylvania State College thinks he has found the ...

For years, scientists have wondered why bird species have different egg shapes. Some theorized shapes may protect eggs from shattering or allow them to fit snugly in the nest. Aristotle had even ...

“Only one factor correlated well with egg shape—a bird’s flying ability.” In fact, only one factor correlated well with egg shape: a bird’s flying ability. You can quantify that by ...

Scientists may have just cracked the mystery of why bird eggs come in all shapes and sizes: it has to do with the bird’s ability to soar up in the sky — and the body changes wrought by years ...

Bird beaks come in almost every shape and size—from the straw-like beak of a hummingbird to the slicing, knife-like beak of an eagle. We have found, however, that this incredible diversity is ...

The hummingbirds also moved further north, eventually showing up in much cooler temperatures as they chased the growing popularity of the bird feeders. The study also noted the influence of the ...