妹背鳥
Meanings
1
wagtail (Motacillidae, excluding pipits)
rare term
Rare classical term for wagtails and similar birds; the cross-reference 鶺鴒 (せきれい) is the modern common name.
See also: セキレイ
In old waka poetry, 妹背鳥 can refer to the wagtail.
2
lesser cuckoo (Cuculus poliocephalus)
Rare classical term for the lesser cuckoo; the cross-reference ホトトギス is the common modern name.
See also: ホトトギス
妹背鳥 was also used as an old name for the lesser cuckoo.