- Large waterbird, medium-sized loon.
- Long body.
- Rounded head and nape.
- Relatively thin, pointed bill.
- Dark flanks.
Immature DescriptionSimilar to nonbreeding adults; dark gray upperparts and white throat, chest, and belly.
Relative Sizebetween crow and goose
- Both Sexes
- Length: 22.8-29.1 in (58-74 cm)
- Weight: 35.3-88.2 oz (1000-2500 g)
- Wingspan: 43.3-50.4 in (110-128 cm)