Blue and gold macaws (sometimes called blue and yellow macaws) are a type of tropical bird most commonly known as a parrot. Due to the robust exotic pet trade, they are endangered in their home ...

The vulturine guinea fowl’s electric blue feathers are not pigments. Scientists reveal how microscopic structures manipulate ...

Macaw skeletons found at Ancestral Pueblo sites in the American Southwest exhibit signs of having had their feathers removed by humans, according to a new study by zooarchaeologist Randee Fladeboe of ...