Definition of "ring-necked" [ring•-necked]

• Having a well defined ring of color around the neck. (adjective)

Gnu Collaboartive International Dictionary of English: licensed under The Code Project Open License (CPOL)

• "Like the Canada goose and ring-necked parakeet, it is an alien invader, albeit one of a much earlier vintage."
• "The much larger population of ring-necked parakeets – a familiar sight in south-west London and found as far north as the Clyde – is harder to control, since it is so well-established, though the GB non-native species secretariat a sort of biological border patrol advocates limiting its numbers and is investigating chemical sterilisation."
• "This species is named for the faint hint of red on its belly that has got to be one of the most obscure field marks ever used to name a bird I also have same complaint about the ring-necked duck, whose neck-ring is only visible to those with x-ray vision."