colour-ringing
(US color-ringing) Ornithology
noun
The marking of birds using differently coloured rings (usually fixed to the legs) to distinguish individuals within a population.
Origin
1930s.
- life and times
- life and work
- life and works
- life assemblage
- life assurance
- lifebelt
- lifeblood
- lifeboat
- lifeboat day
- lifeboatman
- lifeboatsman
- lifeboat station
- life-breath
- lifebuoy
- life care
- lifecast
- lifecaster
- life-changing
- life class
- life coach
- life-coaching
- life companion
- life company
- life cord
- life cover