Mute Swan
Cygnus olor
Knopsvanen er en andefugl, der har sin primære udbredelse i Europa og det vestlige Asien. I Danmark er knopsvanen en almindelig ynglefugl og derfor den bedst kendte af de tre svanearter, der ses i landet.
Field marks
Very large all-white swan with an orange bill carrying a black basal knob; often holds the neck in a gentle S-curve and raises the wings like sails.
Can be confused with
- Whooper Swan — Whooper Swan has a yellow-and-black bill with no knob and holds its neck stiffly upright.
Voice
Largely silent; the wings make a singing, rhythmic throb in flight.
Facts
Length
150 cm
Wingspan
230 cm
Conservation status
ikke truet
Relatives
Family
ducks, geese and swans
Anatidae
Order
waterfowl
Anseriformes
Community field marks
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