Large Hawk-Cuckoo

previously assigned as Cuculus sparverioides

The large hawk-cuckoo (Hierococcyx sparverioides, Chèo chẹo lớn) is a species of cuckoo in the family Cuculidae.
This bird species is found in Bangladesh, Bhutan, Cambodia, China, India, Indonesia, Laos, Malaysia, Myanmar, Nepal, Pakistan, the Philippines, Singapore, Taiwan, Thailand, and Vietnam.

Large hawk-cuckoo in Vietnam in April 2026
Large hawk-cuckoo in Vietnam in April 2026

Cuculiformes, cuculidae: Latin cuculus cuckoo.
Hierococcyx Greek hierax hawk and kokkux cuckoo.
sparverioides Latin sparverius sparrowhawk; Greek -oides: resembling.