Boat-billed Heron vs Kanadareiher
Cochlearius cochlearius verglichen mit Ardea herodias
Side-by-Side Comparison
| Merkmal | Boat-billed Heron | Kanadareiher |
|---|---|---|
| Wissenschaftlicher Name | Cochlearius cochlearius | Ardea herodias |
| Ordnung | Pelecaniformes | Pelecaniformes |
| Familie | Ardeidae | Ardeidae |
| Erhaltungsstatus | Least Concern | Least Concern |
| Länge | — | 117,0 cm (46.1 in) |
| Flügelspannweite | 52,9 cm (20.8 in) | 183,0 cm (72.0 in) |
| Gewicht | 644,0 g (22.72 oz) | 2400,0 g (84.66 oz) |
| Ernährung | -- | Primarily fish, also frogs, snakes, small mammals, insects, and other birds. Hunts by standing motionless … |
| Gelegegröße | 1-4 | 2-7 |
| Population Trend | — | — |
Size Comparison
Habitat Comparison
Gemeinsame Lebensräume
Kanadareiher only
Kanadareiher
Wetlands of all types including marshes, swamps, riverbanks, lake edges, and coastal shores. Also hunts in fields and meadows.
Song & Call Comparison
Boat-billed Heron
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.
Geographic Range & Migration
Boat-billed Heron
Kanadareiher
North and Central America from Alaska and southern Canada to the Caribbean and Galapagos Islands.
Erhaltungsstatus
Boat-billed Heron
Kanadareiher
How to Tell Them Apart
Boat-billed Heron
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
About These Birds
Boat-billed Heron
The Boat-billed Heron (Cochlearius cochlearius) is one of the most morphologically distinctive members of the family Ardeidae, so unusual in appearance that it was formerly placed in its own monotypic family, Cochleariidae. The feature that immediately sets this species apart is its extraordinarily broad, flat, scoop-shaped bill, which is wider than it is long and resembles an upturned boat hull — a structure unlike any other heron bill. Adults have a black cap and crest, pale gray to white breast …
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.