- Large waterbird.
- White with black along back edge of wings.
- Long, pointed, pale gray bill.
- Long pointed tail.
- Long pointed wings.
- Bright red feet.
Immature DescriptionJuvenile brown all over, with paler belly and darker band on chest. Wings all dark underneath.
Relative Sizegoose-sized or larger
- Both Sexes
- Length: 27.2-31.1 in (69-79 cm)
- Weight: 30.0-38.8 oz (850-1100 g)
- Wingspan: 59.8 in (152 cm)