Caspian plover
A bird species (Charadrius asiaticus). The name is a specific ornithological term.
The Caspian plover breeds in Central Asia.
Katakana spelling is standard for this bird name; usually written in kana.
Kanji spelling exists but is rarely used; the katakana form is strongly preferred.
The name combines 西 (nishi, 'west') and 大千鳥 (ōchidori, 'large plover'), likely referring to its western distribution relative to similar species. The exact derivation is uncertain.