There are many speculations about how, exactly, these parakeets came to be. Experts issue warning about 'unstoppable' flocks ...

Unlike birds whose plumage is mostly blue, the green coloring of a green bird’s feathers is primarily a combination of pigment and structure, not just a trick of the light. These birds’ emerald green, ...

A combination of chemical and genetic analyses of the parrots revealed that ALDH3A2 is more active in yellow and green feathers than in red ones, suggesting that the enzyme helps feathers color swap.

Soon the little green parrots were adding new color to the city's tile work. In 2000 the Catalan government asked whether Senar and his team could undertake a formal census.

How an enzyme powers parrots’ colorful plumage ALDH3A2 oxidizes psittacofulvins—chemicals that account for red, orange, yellow, and green feathers by Bethany Halford ...

Whatever the evolutionary advantage, animals' color is inextricably intertwined with their environment, be it the bright birds of the rainforest or the dull silver fish of the deep sea. And the ...

Texas has always been full of surprises, and the Red Crowned Parrot is one of the loudest, brightest, and most unexpected!

A new species of parrot snake, with a thick black mustache-like stripe, was found in the Cerrado of Brazil. It is bright green and long.

The green-bodied, red-topped birds can often be seen flying around El Cajon or in the trees by the courthouse. Stream San Diego News for free, 24/7, wherever you are with NBC 7. WATCH HERE ...

The snake is “parrot green” in color on its back, with a thick black line down the side of its face fading into its body, researchers said.