Credit: ISAKA Yoji (cory)
North American field guide
Black-backed Wagtail
Motacilla lugens
Also known as:Japanese Pied Wagtail
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Identification
Field notes
18 cm (7") Rare. Aleutians, western coast. Strays from Asia.
Black cap and back. Black breast and lower throat. Long black tail edged in white. Resembles White Wagtail but has a black, not gray, back and usually white chin beneath bill. Also in flight it shows more white in the wing.
In flight; undulating.
Details in the field
Photo gallery
Credit: Nemo's great uncle
Watch and learn
Videos
ハクセキレイ・Black-backed Wagtail
Credit: HRS5758D【eos60d】ハクセキレイ black-backed wagtail at park in japan
Credit: nyarumeraBird Advisor Identification rules 2 variants · 2 rules
These are the observation paths the Bird Advisor can use to identify this species. Each rule is an alternative match.
Black-Backed Wagtail
1 ruleRule 1 14 criteria · confidence 1
- What colour TAIL PATTERN was there if any ?
- Light outer edge or corners · Unknown
- What colour was the BACK ?
- Black, purple, or dark · Unknown
- What colour was the BELLY ?
- White, or pale (grayish-white) · Unknown
- What colour PATTERN if any was shown on the BREAST ?
- Uniform color · Unknown
- What colour was the BREAST ?
- Black, purple, or dark · Unknown
- What colour was the THROAT ?
- White, or pale (grayish-white) · Black, purple, or dark · Unknown
- What SHAPE was the BILL ?
- Straight and slender · Straight and thick · Unknown
- What LENGTH was the BILL ?
- Short · Medium · Unknown
- What FACIAL or HEAD features were noted if any ?
- Light area between the bill and the eye · Light area running up the side of the neck or head · Sideburn stripe running down beneath the eye · Dark area behind, under, through or around the eye · Crest of feathers on top of the head · Ear "tufts" or horns · NONE of the above or a PLAIN unmarked FACE · Unknown
- What colour was the TOP of HEAD ?
- White, or pale (grayish-white) · Black, purple, or dark · Unknown
- How BIG was the bird ?
- Sparrow-sized · Robin-sized
- What TYPE of bird was seen ?
- Warbler-like · Songbird (ground or perching bird)
- WHEN was the bird seen ?
- Spring · Summer · Fall
- WHERE was the bird seen ?
- Northwestern Canada or United States
Black-Backed Wagtail (Immature)
1 ruleRule 1 14 criteria · confidence 1
- What colour TAIL PATTERN was there if any ?
- Light outer edge or corners · Unknown
- What colour was the BACK ?
- White, or pale (grayish-white) · Gray, or blue-gray · Unknown
- What colour was the BELLY ?
- White, or pale (grayish-white) · Unknown
- What colour PATTERN if any was shown on the BREAST ?
- Unknown
- What colour was the BREAST ?
- White, or pale (grayish-white) · Gray, or blue-gray · Black, purple, or dark · Unknown
- What colour was the THROAT ?
- White, or pale (grayish-white) · Unknown
- What SHAPE was the BILL ?
- Straight and slender · Straight and thick · Unknown
- What LENGTH was the BILL ?
- Short · Medium · Unknown
- What FACIAL or HEAD features were noted if any ?
- Light area between the bill and the eye · Light area running up the side of the neck or head · Sideburn stripe running down beneath the eye · Dark area behind, under, through or around the eye · Crest of feathers on top of the head · Ear "tufts" or horns · NONE of the above or a PLAIN unmarked FACE · Unknown
- What colour was the TOP of HEAD ?
- White, or pale (grayish-white) · Gray, or blue-gray · Unknown
- How BIG was the bird ?
- Sparrow-sized · Robin-sized
- What TYPE of bird was seen ?
- Warbler-like · Songbird (ground or perching bird)
- WHEN was the bird seen ?
- Spring · Summer · Fall
- WHERE was the bird seen ?
- Northwestern Canada or United States