Small and slightly more slender than similar species with a pale bill. Nonbreeding birds have a grayish throat, white breast, and a bit of white on the side of the neck.
Small and slightly more slender seabird. Breeding birds have white, fluffy-looking eyebrows.
Slender seabird that flies on stiff, narrow wings. Underwings are bright white.
Nonbreeding birds have a grayish throat, white breast, and a bit of white on the side of the neck.
Juveniles have a gray back with gray-and-white scalloping on its sides. Note pale bill.
Flies with stiff wingbeats, banking side to side. Note white underwings.
Adult DescriptionSmall plump waterbird. Black face and crown. Gray upperparts. White sides of neck, throat, and underparts. Short, pale yellow bill.
Immature DescriptionResembles nonbreeding adult, with little or no white feathers around crown, and a darker bill.
Relative Sizebetween robin and crow
- Both Sexes
- Length: 7.9-9.4 in (20-24 cm)
- Weight: 5.4-8.8 oz (153-250 g)
- Wingspan: 17.7-18.1 in (45-46 cm)
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