1. Having a well defined ring of colour around the neck

Encyclopedia: Ring-necked

• Orinoco
• Orinoco River
• oriole
• Oriolidae
• Oriolus
• Oriolus oriolus
• Orion
• orison
• Orissa
• Orites
• Orites excelsa
• Oriya
• Orizaba
• Orkney
• Orkney Islands
• Orlando
• Orlando di Lasso
• orle
• Orleanais
• Orleanism
• Orleanist
• Orleans
• Orlon
• orlop
• orlop deck