Size Duel deck / Animals
Atlantic puffin
Mass: adult
about 500 g (1.1 lb)
Range used for fair duels: 320 g to 550 g.
A seabird that nests in burrows on cliff tops.
Sources and checks
Checked 2026-10-21: Researched by Codex (two independent publishers, verbatim quotes); every counted quote re-found on its page by the server check (content-verify); scope and plausibility reviewed by Claude (AI build agent). Quotes are short passages from each source, in their original language.
“weight averages 500g”University of Michigan Animal Diversity Web: source, retrieved 2026-10-21; quote re-found by the server check
“320—550 gram”Store norske leksikon (in Norwegian): source, retrieved 2026-10-21; quote re-found by the server checkSpotted a mistake? Tell us; a correction gets a new revision.