- Medium-sized songbird; small thrush.
- Head large and round.
- Body chunky.
- Tail medium length.
- Blue in wings and tail.
- Male sky blue overall.
Male DescriptionBody, head, wings, and tail sky blue; brighter above, paler below. Belly white. Duller brownish blue in winter.
Female DescriptionBrown-blue overall. Brighter pale sky blue on rump, wings, and tail. Head and back bluish gray. White eyering. Sometimes a faint malar streak. Chest may have some reddish. Some females are more brownish than others.
Immature DescriptionJuvenile with spotted chest and unspotted back, blue in wings and tail. Immature similar to adult but duller.