Unlike birds whose plumage is mostly blue, the green coloring of a green bird‘s feathers is the result of pigment, not a trick of the light. These birds’ emerald green, lime green, chartreuse ...

Texas A&M’s Breeding Bird Atlas refers to the monk parakeet as “a chunky parrot” (rude) “with a long tail.” They’re about a foot tall, with green around a gray face and breast.

There's an "unstoppable" force sweeping through the U.K. — and it's not what you'd expect. Conservationists are sounding the alarm as bright green parakeets, once exotic pets, now dominate the ...