Kanadareiher vs Réunion Night-Heron
Ardea herodias verglichen mit Nycticorax duboisi
Side-by-Side Comparison
| Merkmal | Kanadareiher | Réunion Night-Heron |
|---|---|---|
| Wissenschaftlicher Name | Ardea herodias | Nycticorax duboisi |
| Ordnung | Pelecaniformes | Pelecaniformes |
| Familie | Ardeidae | Ardeidae |
| Erhaltungsstatus | Least Concern | Extinct |
| Länge | 117,0 cm (46.1 in) | — |
| Flügelspannweite | 183,0 cm (72.0 in) | — |
| Gewicht | 2400,0 g (84.66 oz) | — |
| Ernährung | Primarily fish, also frogs, snakes, small mammals, insects, and other birds. Hunts by standing motionless … | -- |
| Gelegegröße | 2-7 | -- |
| Population Trend | — | — |
Size Comparison
Habitat Comparison
Kanadareiher
Wetlands of all types including marshes, swamps, riverbanks, lake edges, and coastal shores. Also hunts in fields and meadows.
Song & Call Comparison
Kanadareiher
Deep, harsh, croaking 'frahnk-frahnk' call in flight. Also gives low guttural grunts at the nest. Alarmed birds give repeated croaks. Mostly silent for such a large wader.
Réunion Night-Heron
Geographic Range & Migration
Kanadareiher
North and Central America from Alaska and southern Canada to the Caribbean and Galapagos Islands.
Réunion Night-Heron
Erhaltungsstatus
Kanadareiher
Réunion Night-Heron
How to Tell Them Apart
Kanadareiher
Blue-grey body with a white head bearing a broad black stripe extending to a long black plume. Rufous-brown thighs. In flight, the neck is folded into an S-shape.
Long, dagger-like yellowish bill
Réunion Night-Heron
About These Birds
Kanadareiher
Der Kanadareiher ist mit einer Höhe von bis zu 1,4 Metern der größte Reiher Nordamerikas. Diese geduldigen Jäger können lange Zeit reglos verharren, bevor sie mit bemerkenswerter Geschwindigkeit nach Beute stoßen. Sie brüten in großen Kolonien, sogenannten Reiherkolonien, und kehren oft Jahr für Jahr an denselben Ort zurück.
Réunion Night-Heron
The Réunion Night-Heron (Nycticorax duboisi) is an extinct species of night-heron belonging to the family Ardeidae, formerly endemic to the island of Réunion in the southwestern Indian Ocean. The species is known only from a brief historical description by the early European traveler Dubois, who visited Réunion in 1671–1672 and described a large, gray-colored bird with a white belly that was hunted and eaten by settlers. No specimens are known to exist in museum collections, and no skeletal remains have …