Source / verification note
Based on local folklore and scattered historical mentions in early 20th-century festival archives; no definitive legal text found.
In early 20th-century Rio de Janeiro, local authorities allegedly imposed restrictions on the use of certain feathers in carnival costumes to control public decorum and wildlife conservation, a curious regulation that has become part of carnival lore.
Based on local folklore and scattered historical mentions in early 20th-century festival archives; no definitive legal text found.
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