Grey-bellied Cuckoo

Grey-bellied Cuckoo

Cacomantis passerinus

Silhouette: Nicolas Huet le Jeune and Jean-Gabriel Prêtre (vectorized by T. Michael Keesey) · PhyloPic

Least ConcernNear ThreatenedVulnerableEndangeredCritically Endangered
Daily sighting probability <5% · Rare
at Nagarhole National Park
47 Verified sightings at Nagarhole National Park From 2019 to 2026
1,213 Verified sightings across all 19 parks From 2019 to 2026
October Best month highest sighting rate
🌅 Crepuscular When it's spotted at dawn and dusk

About the Grey-bellied Cuckoo

The grey-bellied cuckoo or the Indian plaintive cuckoo (Cacomantis passerinus) is a cuckoo with widespread occurrence throughout Asia. The grey-bellied cuckoo is one of the smaller cuckoos, at a total length of about 23 cm. Adults are mainly grey with a white lower belly and undertail. There is a white patch on the wings. Some females are dark-barred reddish brown above with an unbarred tail and have strongly dark-barred whitish underparts. The juvenile resembles the female but is of a duller grey.

The grey-bellied cuckoo breeds in tropical southern Asia from India and Sri Lanka to south China and Indonesia. It has been reported from Bangladesh, Bhutan, India, the Maldives, Myanmar, Nepal, Pakistan, and Sri Lanka. It is a short-distance migrant, since birds at more northerly latitudes and on higher ground are summer visitors, leaving for warmer areas in winter. The species prefers light woodland and cultivated areas.

The grey-bellied cuckoo is a brood parasite and uses warblers as hosts. It lays a single egg. Its diet consists of a variety of insects and caterpillars. This is a noisy species, with a persistent and loud... Wikipedia →

Global Distribution

Warmer areas are where this animal is recorded most often.

Parks Where Found

# Park Country Daily sighting probability
1 Yala National Park 🇱🇰 Sri Lanka
~20%
2 Wilpattu National Park 🇱🇰 Sri Lanka
~10%
3 Kanha National Park 🇮🇳 India
~10%
4 Bandhavgarh National Park 🇮🇳 India
~10%
5 Mudumalai National Park 🇮🇳 India
<5%
6 Minneriya National Park 🇱🇰 Sri Lanka
<5%
7 Royal Bardia National Park 🇳🇵 Nepal
<5%
8 Nagarhole National Park 🇮🇳 India
<5%
9 Jim Corbett National Park 🇮🇳 India
<5%
10 Satpura National Park 🇮🇳 India
<5%
11 Chitwan National Park 🇳🇵 Nepal
<5%
12 Keoladeo National Park 🇮🇳 India
<5%
13 Royal Manas National Park 🇧🇹 Bhutan
<5%
14 Sundarbans National Park 🇮🇳 India
<5%
15 Ranthambore National Park 🇮🇳 India
<5%
16 Gir National Park 🇮🇳 India
Insufficient data
17 Bandipur National Park 🇮🇳 India
Insufficient data
18 Sinharaja Forest Reserve 🇱🇰 Sri Lanka
Insufficient data
19 Manas National Park 🇮🇳 India
Insufficient data

Quick answers

What are the chances of seeing a Grey-bellied Cuckoo in Nagarhole National Park?

Under 5% of wildlife watchers report a Grey-bellied Cuckoo sighting in Nagarhole National Park, based on 47 verified sightings from GBIF citizen-science data.

When is the best time to see Grey-bellied Cuckoo in Nagarhole National Park?

October has the highest sighting rate for Grey-bellied Cuckoo in Nagarhole National Park in our monthly data.

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