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The yellow-crowned night heron is a rather stocky wading bird, ranging from 55 to 70 cm (1 ft 10 in – 2 ft 4 in) and from 650 to 850 g (1.43–1.87 lb), the females being a little smaller than the males. The yellow-crowned night heron has a wingspan ranging from 101 to 112 cm (3 ft 4 in – 3 ft 8 in). [10]
The genus Nyctanassa was introduced in 1887 by the Norwegian born zoologist Leonhard Stejneger to accommodate a single species, the yellow-crowned night heron, which is therefore the type species. [1] [2] The genus name combines the Ancient Greek nux meaning "night" with anassa meaning "queen" or "lady". [3]
The night herons are medium-sized herons, 58–65 cm, in the genera Nycticorax, Nyctanassa, and Gorsachius.The genus name Nycticorax derives from the Greek for "night raven" and refers to the largely nocturnal feeding habits of this group of birds, and the croaking crow-like, almost like a barking sound, call of the best known species, the black-crowned night heron.
Yellow-crowned night heron: Nyctanassa violacea (Linnaeus, 1758) 22 Bermuda night heron (X) Nyctanassa carcinocatactes Olson & Wingate, 2006: 23 Black-crowned night heron: Nycticorax nycticorax (Linnaeus, 1758) 24 Ascension night heron (X) Nycticorax olsoni Bourne, Ashmole & Simmons, 2003: 25 Reunion night heron (X) Nycticorax duboisi ...
The nankeen night heron is a medium-sized heron. The adult male is 55 to 65 cm in length, while the female is slightly smaller, measuring 55 to 60 cm. [ 9 ] Its weight varies from 810 g to 1014 g, [ 10 ] and the wingspan ranges from 95 to 105 cm. [ 9 ] Other than females being smaller in most measurements, the sexes of the nankeen night heron ...
Mauritius night heron, † Nycticorax mauritianus ; Ascension night heron, † Nycticorax olsoni ; Niue night heron, † Nycticorax kalavikai (prehistoric) Nyctanassa Stejneger, 1887 – American night herons: Yellow-crowned night heron, Nyctanassa violacea; Bermuda night heron, † Nyctanassa carcinocatactes
White-crowned pigeon, ... Black-crowned night-heron, Nycticorax nycticorax; Yellow-crowned night-heron, ... White-tailed kite Immature harpy eagle.
Black-crowned night-heron, Nycticorax nycticorax; Yellow-crowned night-heron, Nyctanassa violacea; Ibises and spoonbills. Order: Pelecaniformes ...