Western Bluebird (Sialia mexicana)
Illustration redrawn by AI from a real photograph

Western Bluebird

Sialia mexicana Swainson, 1832

15–18 cmLength26 gWeight

The western bluebird (Sialia mexicana) is a small North American thrush.

Busiest months: January–May · Most records: United States, Canada, Mexico

Least Concern

Where and when it's recorded

Busiest months: January–May · Most records: United States, Canada, Mexico

Western Bluebird has been recorded at 185 of the 8,276 birding hotspots we track, in 3 countries and regions.

Records by month Northern Hemisphere

Where it's recorded most

  1. Frank G. Bonelli RP/Puddingstone Reservoir and vicinityUnited States8,955 records
  2. Huntington Central Park – EastUnited States6,894 records
  3. Irvine Regional ParkUnited States5,762 records
More places
  1. Big Morongo Canyon Preserve & Covington ParkUnited States5,754 records
  2. Putah Creek Riparian ReserveUnited States5,492 records
  3. Rodeo LagoonUnited States5,254 records
  4. Sepulveda Basin – East of Woodley AveUnited States4,731 records
  5. EBMUD – Valle Vista Staging AreaUnited States4,212 records
  6. Mt. Lemmon – Rose Canyon and LakeUnited States4,177 records
  7. Pt. Reyes Bird Observatory – PalomarinUnited States4,082 records

Countries and regions with the most records

United StatesCanadaMexico

eBird records via GBIF up to 2024-12-31. A record means someone listed it; more records partly mean more birders, not more birds.

About

The western bluebird (Sialia mexicana) is a small North American thrush.

Excerpt from Wikipedia, CC BY-SA 4.0 · authors · Read more on Wikipedia

Questions

How big is the Western Bluebird?

The Western Bluebird is about 15–18 cm long and weighs around 26 g.

Where does the Western Bluebird live?

Its breeding range: North America, Middle America: western North America to central Mexico. It is most often recorded in United States, Canada and Mexico.

When is the best time to see the Western Bluebird?

At the hotspots we track, it is recorded most in January, February, March, April and May (Northern Hemisphere).

Is the Western Bluebird endangered?

The IUCN Red List classifies the Western Bluebird as Least Concern.

What does the Western Bluebird eat?

Main food: Omnivore.

What family is the Western Bluebird in?

It belongs to the family Thrushes (Turdidae), order Passerines (Passeriformes).

At a glance

Length
15–18 cm
Weight
26 g
Habitat
Woodland
Diet
Omnivore
Lifestyle
Perches in trees
Migration
Partial migrant
Conservation
Least Concern
More measurements
Wing
104 mm
Tail
64 mm
Bill
15 mm
Tarsus
20 mm

Averages from the AVONET dataset; length from field guides where available.

Range

North America, Middle America: western North America to central Mexico

Breeding range, IOC World Bird List 15.2

Classification

Order
Passerines Passeriformes
Family
Thrushes Turdidae
Genus
Sialia

Other birds in the genus Sialia

Western Bluebird

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Free to use with credit: “Illustration: Bird Album (birdalbum.com)”. Drawn by AI from a reference photo by uzun. ↗

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