Ficedula is a genus of passerine birds in the family Muscicapidae.
The genus name is from Latin and refers to a small fig-eating bird (ficus, "fig") supposed to change into the blackcap in winter.
1/ Yellow-rumped flycatcher (Ficedula zanthopygia, Đớp ruồi vàng), also known as Korean flycatcher or tricolor flycatcher
xanthos,-E,-on, yellow of various shades, golden or pale yellow; also red-yellow, chestnut, auburn
-py·​ga. ˈpīgə variants or -pygia. ˈpijēə : creature having (such) a rump.

2/ Narcissus flycatcher (Ficedula narcissina, Đớp ruồi lưng vàng)

3/ Mugimaki flycatcher (Ficedula mugimaki, Đớp ruồi Mugi)
The name "mugimaki" comes from Japanese and means "wheat-sower".

4/ Taiga flycatcher or red-throated flycatcher (Ficedula albicilla, Đớp ruồi Taiga)
The specific name albicilla is from Latin albus, white, and Neo-Latin cilla tail; this meaning of cilla arose from a misunderstanding of motacilla, the name for the wagtail.

5/ Snowy-Browed Flycatcher (Ficedula hyperythra)
Đớp ruồi mày trắng

6/ Little Pied Flycatcher (Ficedula westermanni) 
Đớp ruồi đen mày trắng