Japanese Night-Heron

Gorsachius goisagi

Order

PELECANIFORMES

Family

Bitterns, Herons and Egrets (Ardeidae)

Code 4

Non-AOU

Code 6

GORGOI

ITIS

Egg Color:

White



Number of Eggs:

3 - 5



Incubation Days:

20 - 27



Egg Incubator:

Both sexes



Nest Location:

Nest is built 15 to 60 feet above ground in the fork of a large tree neat a stream in a forested area.



Nest Material:

Twigs and sticks.



Migration:

Some migrate



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General

Japanese Night-Heron: Small, stocky heron with red-brown head and neck, yellow-olive around eye, brown back and wings, white throat, gray underparts, thick,brown streaks on throat and underparts. Fine black mottling on back. Short dark bill with yellow-olive base. Broad wings with thick black stripe. Short, square-tipped tail. Fairly short, green-yellow legs and feet. Feeds on snails, crustaceans, earthworms, and other small animals that it picks out of wet soil along forested streams.

Breeding and Nesting

Japanese Night-Heron: Three to five white eggs are laid in a shallow nest constructed with twigs and sticks. The nest is built 15 to 60 feet above the ground in the fork of a large tree near a stream in a forested area. Incubation is carried out by both sexes for 20 to 27 days. Unlike other heron species, this one does not nest in colonies.

Foraging and Feeding

Japanese Night-Heron: Feeds on snails, crustaceans, earthworms, and other small animals that occur in wet soils along forested streams. This heron forages by watching and waiting for prey, or carefully stalking along a stream. When a food item is sighted, it quickly snatches it from the ground with its bill.

Vocalization

Japanese Night-Heron: Species emits a low, owl-like “buo, buo” when feeding.

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UnderpartsX

Belly, undertail coverts, chest, flanks, and foreneck.

Parts of a Standing bird X
Head Feathers and Markings X
Parts of a Flying bird X