Tour opérateur Vietnam: séjours ornithologiques, tourisme animalier, randonnées et treks, voyages vélos au Vietnam

Black Bittern
(Cò hương, Botaurus flavicollis) 

The black bittern (Botaurus flavicollis) is a bittern of Old World origin. It is mainly resident, but some northern birds migrate short distances.

Ardeidae, Ardea: the Latin word ardea meaning "heron".
The genus name Botaurus combines the Ancient Greek ixias, a reed-like plant and brukhomai, to bellow.
flavicollis: flavi New Latin from flāvus (“yellow”); Modern Latin -collis, "-necked".

Botaurus is a genus of bitterns, a group of wading bird in the heron family Ardeidae. 

1/  Eurasian bittern or great bittern (Vạc rạ, Botaurus stellaris)
The species name stellaris is Latin for "starred", from stella, "star", and refers to the speckled plumage.

Below species were merged into this genus from the genus Ixobrychus.
2/ Black bittern (Cò hương, Botaurus flavicollis) 
3/ Cinnamon bittern (Cò lửa, Botaurus cinnamomeus) or chestnut bittern
4/ Yellow bittern (Cò lửa lùn, Botaurus sinensis)
5/ Von Schrenck's bittern or Schrenck's bittern (Cò nâu, Botaurus eurhythmus)

Pelecaniformes, Pelecanus: Greek pelekan, pelekanos pelican.
Ardeidae, Ardea: Latin word meaning "heron".
The genus name Botaurus is derived from Medieval Latin butaurus, Bos (ox) and taurus (bull), because the bittern's call resembles the bellowing of a bull.

Butor étoilé
Eurasian bittern 
or great bittern 
(Vạc rạ, Botaurus stellaris)

Le Butor étoilé (Botaurus stellaris) est une espèce d'oiseaux échassiers de la famille des ardéidés (hérons, aigrettes), ou Ardeidae.

Pelecaniformes, Pelecanus: mot grec pelekan, pelekanos pelican.
Ardeidae, Ardea: mot latin pour "heron".
Botaurus: mot du latin médiéval butaurus, Bos (ox) et taurus (taureau). 
stellaris: mot latin pour "étoilé", vient du mot stella, "étoile", se référant au plumage moucheté/tacheté.

Cinnamon Bittern 
(Cò lửa, Botaurus cinnamomeus) or chestnut bittern

The cinnamon bittern or chestnut bittern is a small Old World bittern of the family Ardeidae of the order Pelecaniformes.

Ardeidae, Ardea: Latin word meaning "heron".
The genus name Botaurus is derived from Medieval Latin butaurus, Bos (ox) and taurus (bull), because the bittern's call resembles the bellowing of a bull.
In Latin, cinnamomeus means "cinnamon-colored" or "cinnamon-brown". 

Eurasian bittern 
or great bittern 
(Vạc rạ, Botaurus stellaris)

The Eurasian bittern or great bittern (Botaurus stellaris) is a wading bird in the bittern subfamily (Botaurinae) of the heron family Ardeidae.

Pelecaniformes, Pelecanus: Greek pelekan, pelekanos pelican.
Ardeidae, Ardea: Latin word meaning "heron".
Botaurus: derived from Medieval Latin butaurus, Bos (ox) and taurus (bull). 
stellaris: Latin for "starred", from stella, "star", and refers to the speckled plumage.

Ixobrychus is a genus of bitterns, a group of wading bird in the heron family Ardeidae.

Ardeidae, Ardea: the Latin word ardea meaning "heron".
The genus name combines the Ancient Greek ixias, a reed-like plant and brukhomai, to bellow.

A molecular phylogenetic study of the heron family Ardeidae published in 2023 found that Ixobrychus was paraphyletic, Ixobrychus was merged into the genus Botaurus.

1/ Black bittern (Cò hương, Botaurus flavicollis) 
2/ Cinnamon bittern (Cò lửa, Botaurus cinnamomeus) or chestnut bittern
3/ Yellow bittern (Cò lửa lùn, Botaurus sinensis)
4/ Von Schrenck's bittern or Schrenck's bittern (Cò nâu, Botaurus eurhythmus)

Von Schrenck's bittern or Schrenck's bittern (Cò nâu, Botaurus eurhythmus)

Von Schrenck's bittern or Schrenck's bittern (Botaurus eurhythmus) is a small bittern in the family heron Ardeidae. 
This bird species breeds in southeast Siberia, east China, the Korean Peninsula and Japan and winters from the Malay Peninsula to the Greater Sunda Islands, Sulawesi and the Philippines.

Pelecaniformes, Pelecanus: Greek pelekan, pelekanos pelican.
Ardeidae, Ardea: Latin word meaning "heron".
The genus name Botaurus is derived from Medieval Latin butaurus, Bos (ox) and taurus (bull), because the bittern's call resembles the bellowing of a bull.
The specific epithet eurhythmus is from Ancient Greek eurhuthmos meaning "graceful" or "well-proportioned".
In Greek, eurhythmics means "good rhythm" or "good flow," combining "eu" (good) and "rhythmós" (rhythm, measured flow). It signifies a harmonious and well-proportioned rhythm or movement. The term is also understood to mean "rhythmic order" or "graceful motion". 
The term reflects a balance and harmony in both musical and physical expression. 

Yellow bittern 
(Cò lửa lùn, Botaurus sinensis)

The yellow bittern (Botaurus sinensis) is a small bittern of the Old World origins in the family Ardeidae.

Pelecanus: Greek pelekan, pelekanos pelican.
Ardeidae, Ardea: the Latin word ardea meaning "heron".
The genus name Botaurus is derived from Medieval Latin butaurus, Bos (ox) and taurus (bull), because the bittern's call resembles the bellowing of a bull.