Ring-billed Gull illustration
Birdsong field guide

Ring-billed Gull

Larus delawarensis

A medium-sized, adaptable gull characterized by its yellow legs and a distinctive black ring encircling its yellow bill.

What it sounds like

A high-pitched, scratchy 'kyow' or a shrill, repeated 'kree-kree-kree'.

Reference call, compare with what you heard
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Rec. Tom Cooney · CanadaCC BY-NC-SAXeno-canto

Field notes

  • Adults exhibit high site fidelity, frequently returning to the same nesting colony year after year.
  • Unlike many seabirds, they are highly opportunistic and often forage far inland in parking lots and agricultural fields.
  • It takes three years for a juvenile to progress through mottled brown stages to reach full adult plumage.
  • They are proficient kleptoparasites, frequently stealing food from other birds or even humans.
  • During the breeding season, they nest in large colonies that can include tens of thousands of pairs.
Habitat
Lakes, rivers, coastal beaches, reservoirs, and urban environments.
Range
Breeds across southern Canada and northern US; winters throughout North America and down to Central America.

Similar & commonly confused birds

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