Adult Description
- Small songbird.
- Short, thick bill.
- Male brilliant dark blue all over.
- Female dull brown.
Male Description
Breeding (Alternate) Plumage: Blue all over, deepest on head. Black in front of eyes. Occasionally with some brown on back, wing, breast, or under tail, or whitish on belly. Wing feathers dark, edged in blue. Upper bill blackish, lower mandible blue-gray.
Nonbreeding (Basic) Plumage: Brown, with some blue edges to scattered feathers; some birds may be more blue than brown. Often whitish on lower belly and under tail. Blackish in front of eyes. Bill whitish to blue-gray. Gape yellowish.Female Description
All brown. Unstreaked or with indistinct streaks on chest. Faint buff wingbars. May have some blue-tinged feathers on wing, tail, or rump. Upper bill brown to blackish, lower mandible pale.Immature Description
Similar to adult female, with brighter buff wingbars. First-year male shows variable amount of blue and brown, may have distinct wingbars.