Britain's only naturalised parrot, the ring-necked parakeet, Psittacula krameri, has firmly established itself in parts of the country. An exotic-looking bird, with a green body, red beak and a pink ...

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 skies ...