Sentence:  The <WSD>Koha</WSD> or Asian Koel (Eudynamys scolopaceus) is considered the harbinger of Sinhala and Tamil New Year for its beautiful song aimed at attracting a mate. 
Meaning of the word marked with <WSD> tags:  (bird) The koel ("Eudynamys"), a genus of cuckoos from Asia, Australia, and the Pacific with a distinctive loud call; specifically, the Asian koel ("Eudynamys scolopaceus").