swan upping
noun1
An annual swan census in Britain in which mute swans on the River Thames are rounded up, caught, marked, and released.
- Related terms
- swan upper
Entry derived from the Wiktionary, under licence CC BY-SA 4.0 — list of authors.
noun
An annual swan census in Britain in which mute swans on the River Thames are rounded up, caught, marked, and released.
Entry derived from the Wiktionary, under licence CC BY-SA 4.0 — list of authors.
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