Gull Like

Ring-billed Gull

Larus delawarensis
Ring-billed Gull thumbnail
Length: 18 in. (45 cm )
The most common inland gull species in the southwest, the Ring-billed Gull can show up on any patch of water in cities or rural areas. It feeds on a wide range of food that includes fish, insects, worms, mice, eggs, carrion and garbage. It nests in colonies long the ocean and some isolated inland marshes, often with other gull species, cormorants and terns. The nest is on the ground and lined with grass and feathers.

The four-digit banding code is RBGU.


Marsh / swamp


Open water

Urban city
Bird Sound Type: Screeching
Sex of Bird: Male
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Bibliographic details:

  • Article: Ring-billed Gull
  • Author(s): Dr. Biology
  • Publisher: Arizona State University School of Life Sciences Ask A Biologist
  • Site name: ASU - Ask A Biologist
  • Date published: July 13, 2017
  • Date accessed: March 22, 2018
  • Link:

APA Style

Dr. Biology. (2017, July 13). Ring-billed Gull. ASU - Ask A Biologist. Retrieved March 22, 2018 from

American Psychological Association. For more info, see

Chicago Manual of Style

Dr. Biology. "Ring-billed Gull". ASU - Ask A Biologist. 13 July, 2017.

MLA 2017 Style

Dr. Biology. "Ring-billed Gull". ASU - Ask A Biologist. 13 Jul 2017. ASU - Ask A Biologist, Web. 22 Mar 2018.

Modern Language Association, 7th Ed. For more info, see
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