Northern Hawk-Cuckoo (Hierococcyx hyperythrus)
Illustration redrawn by AI from a real photograph

Northern Hawk-Cuckoo

Hierococcyx hyperythrus (Gould, 1856)

65 cmLength80 gWeight

A white patch shows on the folded wing when it is perched.

Busiest months: May and October · Most records: China, Japan, South Korea

Least Concern

How to identify

Field marks

  1. Eye-ring yellow
  2. Base of the bill yellow; bill tip black
  3. White patch visible on the folded wing
  4. Back and wings slate-gray

Male, female and young

Sexes similar in color; juveniles have white underparts with black streaks and spots.

Voice

The song is a buzzing “weeweepeeit”, rising in pitch and becoming faster with successive repetitions.

Where and when it's recorded

Busiest months: May and October · Most records: China, Japan, South Korea

Northern Hawk-Cuckoo has been recorded at 82 of the 8,276 birding hotspots we track, in 7 countries and regions.

Records by month Northern Hemisphere

Where it's recorded most

  1. Hangzhou Botanical GardenChina36 records
  2. Sakata – Tobishima (island)Japan28 records
  3. Baengnyeong-do (island)South Korea24 records
More places
  1. Temple of HeavenChina24 records
  2. Wajima – Hegurajima (island)Japan22 records
  3. Jiulongshan National Forest ParkChina22 records
  4. Happy IslandChina21 records
  5. Nanhui DongtanChina20 records
  6. Matsu – DongyinChina18 records
  7. Olympic Forest Park SouthChina13 records

Countries and regions with the most records

ChinaJapanSouth KoreaMalaysiaThailandVietnamRussia

eBird records via GBIF up to 2024-12-31. A record means someone listed it; more records partly mean more birders, not more birds.

About

The northern hawk-cuckoo or rufous hawk-cuckoo (Hierococcyx hyperythrus) is a species of cuckoo found in eastern China, North and South Korea, far eastern Russia, and Japan. Northern populations migrate to overwinter in Borneo. This elusive species is considered rare over most of its range and many of its life history traits remain understudied.

Excerpt from Wikipedia, CC BY-SA 4.0 · authors · Read more on Wikipedia

Questions

How big is the Northern Hawk-Cuckoo?

The Northern Hawk-Cuckoo is about 65 cm long and weighs around 80 g.

Where does the Northern Hawk-Cuckoo live?

Its breeding range: Palearctic: southeastern Siberia, Japan, Korean Peninsula and northeastern China. It is most often recorded in China, Japan and South Korea.

When is the best time to see the Northern Hawk-Cuckoo?

At the hotspots we track, it is recorded most in May and October (Northern Hemisphere).

Is the Northern Hawk-Cuckoo endangered?

The IUCN Red List classifies the Northern Hawk-Cuckoo as Least Concern.

What does the Northern Hawk-Cuckoo eat?

Main food: Insects & other invertebrates.

What family is the Northern Hawk-Cuckoo in?

It belongs to the family Cuckoos (Cuculidae), order Cuculiformes.

At a glance

Length
65 cm
Weight
80 g
Habitat
Forest
Diet
Insects & other invertebrates
Lifestyle
Perches in trees
Migration
Resident (barely migrates)
Conservation
Least Concern
More measurements
Wing
198 mm
Tail
149 mm
Bill
25 mm
Tarsus
22 mm

Averages from the AVONET dataset; length from field guides where available.

Range

Palearctic: southeastern Siberia, Japan, Korean Peninsula and northeastern China

Breeding range, IOC World Bird List 15.2

Classification

Family
Cuckoos Cuculidae
Genus
Hierococcyx

Other birds in the genus Hierococcyx

Northern Hawk-Cuckoo

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Free to use with credit: “Illustration: Bird Album (birdalbum.com)”. Drawn by AI from a reference photo by Alpsdake. ↗

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