Large Hawk-Cuckoo
Birds Active during the day

Large Hawk-Cuckoo

Hierococcyx sparverioides

A remarkable mimic with a hawk-like silhouette, the Large Hawk-Cuckoo is the forest's most elusive 'brain-fever' singer. This large, vocal bird is famous for its clever brood-parasitic lifestyle and its ability to blend perfectly into the Asian canopy.

0 Sightings
0 Habitats

Quick Identification

straighten

Size

38-40 cm (15-16 in) in length; wingspan approximately 65-75 cm (25-29 in); weight 110-150g (3.8-5.3 oz)

palette

Colors

Greyish-brown upperparts, white underparts with heavy rufous and brown barring, yellow eye-ring, and a distinctive black patch on the chin.

visibility

Key Features

  • Distinctive black patch on the chin and throat
  • Yellow eye-ring and cere
  • Hawk-like profile with rounded wings and long banded tail
  • Heavily barred underparts resembling a bird of prey
add_a_photo
Is this a Large Hawk-Cuckoo?

Drop a photo or video, or paste from clipboard

When You’ll See Them

schedule
Activity pattern Active during the day
brightness_5
Peak hours 6-10 AM, 4-7 PM
calendar_month
Season March-August
restaurant
Diet Specializes in large, hairy caterpillars that many other bird species avoid. They also forage for grasshoppers, beetles, termites, and occasionally eat small fruits or berries.
park
Habitat Broadleaf evergreen forests, deciduous woodlands, forest edges, and mature suburban gardens with significant tree cover.

public Geographic range

Where Does the Large Hawk-Cuckoo Live?

The Large Hawk-Cuckoo is native to the Asian continent, boasting a massive breeding range that extends from the lower Himalayas through southern China and into Taiwan. During the winter months, populations from the northern temperate zones migrate south to find warmth in the tropical forests of Southeast Asia, including Thailand, Malaysia, and the Philippines. Because it thrives in varied altitudes, it is just as likely to be found in mountain ridge forests as it is in lush, wooded river valleys.

Basemap © OpenStreetMap contributors

13 Countries
5.5M km² Range
Least Concern Conservation
IN India CN China Nepal Bhutan Myanmar TH Thailand Vietnam Laos Cambodia ID Indonesia MY Malaysia PH Philippines Taiwan
eco
iNaturalist / Verified observation data
View on iNaturalist open_in_new

Explore more Birds arrow_forward

Behavior

The Large Hawk-Cuckoo is a master of mimicry, evolving to look almost identical to the Shikra or other Accipiter hawks. This resemblance is a clever survival strategy; by mimicking a predator, they can frighten other birds off their nests, allowing the cuckoo to sneak in and lay its own egg. They are primarily solitary and notoriously shy, often remaining hidden within the thick foliage of the high canopy.

Known for their vocal persistence, males will sit on a high branch and repeat their loud, piercing call for hours on end during the breeding season. Unlike some of their relatives, their call remains at a relatively steady pitch rather than rising in a frantic crescendo. They are brood parasites, meaning they do not raise their own young but instead rely on host species like laughing-thrushes and babblers to act as unwitting foster parents.

photo_camera EverydayEarth exclusive

Camera Tips

To capture the Large Hawk-Cuckoo on a trail camera, you need to think vertically. These birds rarely descend to the ground, so mounting your camera on a high branch or overlooking a ravine can be very effective. Look for 'song posts'—prominent, often dead branches that stick out from the canopy where a male might return daily to announce his territory.

Because they do not visit traditional seed or suet feeders, the best way to attract them to a camera's field of view is through water. A birdbath with a solar-powered fountain or a simple 'dripper' setup is highly effective. The sound of moving water is a magnet for cuckoos, and they will often descend from the safety of the heights for a quick drink or a vigorous bath during the heat of the afternoon.

Set your camera to a fast trigger speed and use burst mode. Because of their hawk-like flight, they move with sudden, rapid bursts of speed. Capturing a series of photos increases your chances of getting a clear shot of the identifying black chin patch or the yellow eye-ring. High-resolution video (4K if available) is particularly useful for distinguishing them from the smaller Common Hawk-Cuckoo.

If you live in an area with laughing-thrushes or babblers, place your camera near their nesting sites during the spring. The Large Hawk-Cuckoo will actively scout these areas, flying low through the understory to monitor the progress of potential host nests. Using a wide-angle lens in these dense thickets can help capture the bird as it navigates the shadows.

Frequently Asked Questions

They are primarily diurnal, with peak activity in the early morning and late afternoon. However, during the breeding season from March to June, they are famous for calling throughout the day and well into the night, particularly during a full moon.
They are difficult to attract with food, but they are highly drawn to the sound of moving water. Installing a birdbath with a fountain or a mister in a quiet, wooded corner of your yard is the most effective way to lure them down from the canopy.
Their diet is mostly insectivorous. They are one of the few birds that regularly eat large, hairy caterpillars. They also consume beetles, grasshoppers, and occasionally small fruits or berries found in the forest canopy.
They can be common in suburban areas that have plenty of mature trees and are located near parks or forest edges. They require a healthy population of host birds, like babblers, to be present in the area.
The Large Hawk-Cuckoo is significantly bigger and has a distinct black patch on its chin. Additionally, while both have repetitive calls, the Large Hawk-Cuckoo's song does not rise in pitch or speed like the 'brain-fever' crescendo of the Common Hawk-Cuckoo.

Record Large Hawk-Cuckoo at your habitat

Connect a camera to start building your own species record — AI identifies every visitor automatically.

Join free Identify a photo