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About Harlequin Duck
Solitary animal, only coming together to breedTerritorial, defending its territory against other Harlequin DucksCarnivorous, eating a variety of aquatic insects, crustaceans, and mollusksMigrates between breeding and wintering grounds
Size
35 - 40 cm
Weight
560 - 900 g
Lifespan
up to 10-15 years
Diet
Carnivorous, eating a variety of aquatic insects, crustaceans, and mollusks
Conservation Status
Status
Vulnerable
Population Trend
declining
Threats
- Habitat loss and degradation
- Hydroelectric dam construction
- Climate change
Additional Notes
The Harlequin Duck is a declining species due to habitat loss and degradation, hydroelectric dam construction, and climate change.
Distribution
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Western North America
North America • United States, Canada
Eastern Asia
Asia • China, Japan, Russia
The Harlequin Duck is found in fast-flowing rivers and streams in North America and eastern Asia, breeding in areas with rocky substrates and strong currents.