The birds in Vietnam with rufous eyebrows could be:
1/ Rufous-browed flycatcher (Anthipes solitaris)
What is the name of the bird in Vietnam with a white stripe on each black wing?
1/ Oriental magpie-robin (Copsychus saularis)
2/ Bar-winged flycatcher-shrike (Hemipus picatus)
3/ Little pied flycatcher (Ficedula westermanni)
Male
If we consider the hood of a bird including the head, the neck and throat, then what is the name of the bird in Vietnam with black hood?
1/ Black-hooded oriole (Oriolus xanthornus)
2/ Blyth's paradise flycatcher (Terpsiphone affinis), also called the oriental paradise flycatcher
3/ Amur paradise flycatcher (Terpsiphone incei)
4/ Black paradise flycatcher (Terpsiphone atrocaudata), also known as the Japanese paradise flycatcher
5/ Chestnut munia or black-headed munia (Lonchura atricapilla)
6/ Collared laughingthrush (Trochalopteron yersini)
7/ Black-headed Bulbul
Microtarsus melanocephalos
If we consider the hood of a bird including the head, the neck and throat, then what is the name of a black-hooded bird in Vietnam with a white stripe on the nape?
1/ Red-billed blue magpie (Urocissa erythroryncha)
If we consider the hood of a bird including the head, the neck and throat, then what is the name of the bird in Vietnam with orange hood?
1/ Orange-headed thrush (Geokichla citrina)
2/ Japanese robin (Larvivora akahige)
The birds in Vietnam with a chestnut cap (or dark-browned cap) could be:
1/ Chestnut-capped babbler (Timalia pileata)
The birds in Vietnam with a rufous cap (or light-browned cap) could be:
1/ Rufous-capped babbler (Cyanoderma ruficeps)
The difference between Pale Blue, Blue-and-White, Hainan Flycatchers in Vietnam:
1/ Pale Blue Flycatcher
Cyornis unicolor
The male have light blue upper parts and very light blue and white lower parts.
The female have gray-brown colors, lack of warm coloration.
2/ Blue-and-white Flycatcher
Cyanoptila cyanomelana
The male have black face, black throat, black breast, royal blue upperparts.
The female have brown upperparts.
3/ Hainan Blue Flycatcher
Cyornis hainanus
The male have sapphire-blue upperparts, and sapphire-blue face. Some are with sapphire-blue throat or white throat or orange throat. Some are with black wings.
The female have orange breast and brown with warm tint uppperparts
The Square-tailed Drongo-Cuckoo is a cuckoo but it looks similar to many drongo species. These birds are mostly distinguished by the areas with glossy hair and those with velvet (without gloss) hair: the face, the head, the hood. In forests with thick canopy lacking light and quick sighting, this is often quite tricky.
The yellow-vented birds in Vietnam could be:
1/ Yellow-vented green pigeon (Treron seimundi),
also known as Seimunds's Pintail Pigeon
2/ Yellow-vented bulbul (Pycnonotus goiavier),
or eastern yellow-vented bulbul,
3/ Yellow-vented warbler (Phylloscopus cantator)
4/ Yellow-vented flowerpecker (Pachyglossa chrysorrhea)
5/ Sooty-headed bulbul (Pycnonotus aurigaster)
Only some individuals have a yellow vent, some have red vent.
6/ Brown-breasted bulbul (Pycnonotus xanthorrhous)
The birds in Vietnam with vertical stripes on the underparts could be:
1/ Yellow-vented flowerpecker (Pachyglossa chrysorrhea)
2/ Grey-crowned crocias (Laniellus langbianis)
3/ White-throated Wren-Babbler (Napothera pasquieri)
The birds in Vietnam with horizontal stripes on the underparts could be:
1/ Vietnamese Cutia
(Khướu hông đỏ Việt Nam, Cutia legalleni)
2/ Bar-bellied pitta (Hydrornis elliotii)
3/ Several bird species of the cuckoo family Cuculidae
4/ Some species of the cuckooshrike family Campephagidae
5/ Slaty-legged Crake
Rallina eurizonoides
6/ Red-legged Crake
Rallina fasciata