Indochinese Blue Flycatcher 
(Cyornis sumatrensis)

The Indochinese blue flycatcher is a species of bird in the family Muscicapidae.

Muscicapidae: Muscicapa comes from the Latin musca meaning a fly, and capere to catch.
Cyornis combines the Ancient Greek kuanos meaning "dark-blue" with ornis meaning "bird".

An Indochinese blue flycatcher at Cat Tien National Park, Vietnam
An Indochinese blue flycatcher at Cat Tien National Park, Vietnam
An Indochinese blue flycatcher at Cat Tien National Park, Vietnam
An Indochinese blue flycatcher at Cat Tien National Park, Vietnam

Bird Species in Vietnam