🦩Black-crowned Night Heron
De kwak (Nycticorax nycticorax) is een vogel uit de familie van de reigers (Ardeidae). Het is een van de kleinere leden van die familie. De wetenschappelijke naam van de soort werd in 1758 als Ardea nycticorax gepubliceerd door Carl Linnaeus in de tiende editie van Systema naturae.
Text: Wikipedia, CC BY-SA 4.0.
IUCN Red List assessment, 2025.
- Body mass
- 0.81 kg
- Body length
- not recorded
- Shoulder height
- not recorded
- Top speed
- not recorded
- Bite force
- not recorded
- Maximum lifespan
- 21 years
Everything we know about the Black-crowned Night Heron
Typical adult figures. Where a value is an estimate rather than a measurement, it says so.
Body mass0.81 kgAVONETOther figures ↓Hide ↑
Source: AVONET · v1.1 (Tobias et al. 2022) · CC BY 4.0
By sex
- Female590 kgWikidataQ126216
- Male682 kgWikidataQ126216
Figures vary
- 0.8 kgAnAgeAnAge build 15, 2023-07-03 (HAGR)data quality: acceptable
Tail length0.1 mAVONETDetails ↓Hide ↑
Source: AVONET · v1.1 (Tobias et al. 2022) · CC BY 4.0
Wing length0.29 mAVONETDetails ↓Hide ↑
Source: AVONET · v1.1 (Tobias et al. 2022) · CC BY 4.0
Beak length0.08 mAVONETDetails ↓Hide ↑
Source: AVONET · v1.1 (Tobias et al. 2022) · CC BY 4.0
Tarsus length0.07 mAVONETDetails ↓Hide ↑
Source: AVONET · v1.1 (Tobias et al. 2022) · CC BY 4.0
Maximum lifespan21 yearsAnAgeDetails ↓Hide ↑
data quality: acceptable
Source: AnAge · AnAge build 15, 2023-07-03 (HAGR) · CC BY 3.0
Gestation25 daysAnAgeDetails ↓Hide ↑
data quality: acceptable
Source: AnAge · AnAge build 15, 2023-07-03 (HAGR) · CC BY 3.0
Litter sizeabout 4AnAgeDetails ↓Hide ↑
data quality: acceptable
Source: AnAge · AnAge build 15, 2023-07-03 (HAGR) · CC BY 3.0
Trophic levelCarnivoreAVONETDetails ↓Hide ↑
Source: AVONET · v1.1 (Tobias et al. 2022) · CC BY 4.0
HabitatWetlandAVONETDetails ↓Hide ↑
Source: AVONET · v1.1 (Tobias et al. 2022) · CC BY 4.0
LifestyleTerrestrialAVONETDetails ↓Hide ↑
Source: AVONET · v1.1 (Tobias et al. 2022) · CC BY 4.0
Volume l0.8 LaverageDetails ↓Hide ↑
Body mass at ~1.0 kg/L, the density of vertebrate tissue.
average = a mean across sexes or species in a group.
Not recorded for Black-crowned Night Heron yet: body length, shoulder height, top speed, bite force.
Family tree
- kingdomAnimalia
- ›phylumChordata
- ›classAves
- ›orderPelecaniformes
- ›familyArdeidae
- ›genusNycticorax
- ›speciesNycticorax nycticorax
- orderSauria
- classBirds · Aves
- familyArdeidae
- genusNycticorax
All 11 branches ↓Fewer branches ↑
- kingdomMetazoa
- phylumChordata
- subphylumCraniata
- subphylumVertebrata
- superclassGnathostomata
- superclassSarcopterygii
- superclassTetrapoda
- orderSauria
- classBirds · Aves
- familyArdeidae
- genusNycticorax
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