The Harlequin Duck is a small, colorful diving duck found in northern regions, named for its distinctive patchwork plumage that resembles the costume of a harlequin character. This species is important to monitor because it is considered vulnerable or threatened in parts of its range due to habitat loss, pollution, and climate change affecting its survival.
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harlequin duck
Species
Maximum longevity: 14.6 years (wild) Observations: In the wild, these animals have been known to live up to 14.6 years (http://www.pwrc.usgs.gov/BBL/homepage/longvrec.htm), but possibly they can live significantly longer. The sexual maturity is attained at about 1 year of age, but the breeding success is low until they are at least 5 years old (http://bna.birds.cornell.edu/).
via IUCN
The harlequin duck (Histrionicus histrionicus) is a small sea duck. It takes its name from Harlequin (Italian Arlecchino, French Arlequin), a colourfully dressed character in Commedia dell'arte. The species name comes from the Latin word histrio, meaning "actor". Other names include painted duck, totem pole duck, rock duck, glacier duck, mountain duck, white-eyed diver, squeaker, lords and ladies and blue streak.
Taxonomy
via Wikidata · CC0
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).