Western Bluebird
Photo: Blalonde · CC BY-SA 4.0 · via Wikimedia Commons · Resized for web

Thrushes

Western Bluebird

Sialia mexicana

The western counterpart of the eastern bluebird. Mealworms and fruit on a low tray are the standard offerings, especially in cold spells.

Food to offer
  • Mealworms
  • Fruit
Feeder that suits it
Low tray or platform
Size
Medium
When to expect it
Year-round in many areas; local movements
Region
West

Photos of Western Bluebird

4 images
Western Bluebird (Sialia mexicana)
Photo: Pranav Tadepalli · CC BY-SA 4.0 · Wikimedia Commons
Western Bluebird (Sialia mexicana)
Photo: Polinova · CC BY-SA 4.0 · Wikimedia Commons
Western Bluebird (Sialia mexicana)
Photo: G.Rong · CC0 · Wikimedia Commons
Western Bluebird (Sialia mexicana)
Photo: G.Rong · CC0 · Wikimedia Commons
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Feeding Western Bluebird at a glance

For someone putting out food for the first time.

What to put out

  • Mealworms
  • Fruit
  • Berries

Best feeder and placement

Low tray or platform.

How it behaves at the feeder

Uses low trays for mealworms and fruit, especially in cold spells.

How to recognise it

Male blue above with a rusty breast and a blue throat; female is greyish with a paler breast.

Often confused with

Eastern Bluebird — Eastern male has an orange throat; Western male's throat is blue.

One thing to watch

A western bird; the blue throat is the quickest separation from Eastern Bluebird.

The throat is the giveaway

Male Western Bluebirds are blue above with a rusty breast and a blue throat. Male Eastern Bluebirds have an orange throat and breast.

Females are greyer and duller, with a paler breast; range is the reliable separator where the two do not overlap.

Feeding

Mealworms and fruit on a low tray are the standard offers, especially in cold spells when insects are unavailable. Like other bluebirds, they are not seed eaters.

A quiet spot matters. Bluebirds tend to perch nearby, drop to the tray, and leave; constant disturbance reduces use.

Common questions

How do I tell it from an Eastern Bluebird?

The male's blue throat. Eastern males have an orange throat and breast.

What do they eat?

Mealworms and fruit. They are not seed feeders.

Do they use nest boxes?

Yes. Like other bluebirds, they are cavity nesters and use boxes where habitat suits them.

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