Animalia > Chordata > Aves > Charadriiformes > Laridae > Larus occidentalis > Larus occidentalis occidentalis

Larus occidentalis occidentalis (Western gull)

Attributes

Adult Weight [1]  2.22 lbs (1.007 kg)
Female Weight [1]  1.938 lbs (879 g)
Male Weight [1]  2.504 lbs (1.136 kg)
Weight Dimorphism [1]  29.2 %

External References

Citations

Attributes / relations provided by
♦ 1Pierotti, R. and CA Annett. 1995. Western Gull (Larus occidentalis). In A. Poole and F. Gill [eds.], The birds of North America, No. 174. The Academy of Natural Sciences, Philadelphia, PA, and The American Ornithologists' Union, Washington, DC
Species taxanomy provided by GBIF Secretariat (2022). GBIF Backbone Taxonomy. Checklist dataset https://doi.org/10.15468/39omei accessed via GBIF.org on 2023-06-13; License: CC BY 4.0