Rusty-breasted Cuckoo
Rusty-breasted CuckooRusty-breasted CuckooRusty-breasted CuckooRusty-breasted Cuckoo

Rusty-breasted Cuckoo

Cacomantis variolosus

Least ConcernNear ThreatenedVulnerableEndangeredCritically Endangered
Daily sighting probability <5% · Rare
at Tangkoko Nature Reserve
67 Verified sightings at Tangkoko Nature Reserve From 2019 to 2026
1,425 Verified sightings across all 26 parks From 2019 to 2026
April Best month highest sighting rate
☀️ Diurnal When it's spotted during daytime hours (6am–6pm)

About the Rusty-breasted Cuckoo

The Sahul brush cuckoo (Cacomantis variolosus), formerly known as the brush cuckoo, is a member of the cuckoo family. It is native to Malesia, New Guinea, the Solomon Islands and northern and eastern Australia. It is a grey-brown bird with a buff breast. Its call is a familiar sound of the Australian and Indonesian bush.

Eight subspecies are recognised: C. v. major Salvadori, 1880 – north Moluccas (Morotai to Obi Islands) C. v. tymbonomus (Müller, S, 1843) – Rote Island, Timor and Wetar (east Lesser Sunda Islands) C. v. infaustus Cabanis & Heine, 1863 – New Guinea and most satellite islands

C. v. obscuratus Stresemann & Paludan, 1932 – Numfor (Geelvink Bay islands, northwest New Guinea) C. v. variolosus (Vigors & Horsfield, 1827) – northeast Western Australia to south Victoria (north, east Australia) C. v. macrocercus Stresemann, 1921 – New Ireland, New Britain and satellites (east Bismarck Archipelago)

C. v. websteri Hartert, EJO, 1898 – New Hanover Island (central north Bismarck Archipelago) C. v. fortior Rothschild & Hartert, EJO, 1914 – D'Entrecasteaux Archipelago (east of southeast New Guinea) The Manus brush cuckoo (Cacomantis blandus) and the Solomons brush cuckoo... Wikipedia →

Closest Relatives at Tangkoko Nature Reserve

Plaintive Cuckoo
LC

Plaintive Cuckoo

🌅 Crepuscular Bird

Cacomantis merulinus

Daily sighting probability Insufficient data
Bay Coucal
LC Endemic

Bay Coucal

☀️ Diurnal Bird

Centropus celebensis

Daily sighting probability ~30% · Possible
Lesser Coucal
LC

Lesser Coucal

🌅 Crepuscular Bird

Centropus bengalensis

Daily sighting probability ~20% · Possible
Asian Koel
LC

Asian Koel

☀️ Diurnal Bird

Eudynamys scolopaceus

Daily sighting probability ~20% · Possible
Channel-billed Cuckoo
LC

Channel-billed Cuckoo

☀️ Diurnal Bird

Scythrops novaehollandiae

Daily sighting probability ~10% · With luck
Large Hawk Cuckoo

Large Hawk Cuckoo

☀️ Diurnal Bird

Cuculus sparverioides

Daily sighting probability Insufficient data
Little Bronze Cuckoo

Little Bronze Cuckoo

☀️ Diurnal Bird

Chrysococcyx minutillus

Daily sighting probability Insufficient data

Global Distribution

Where this species is recorded worldwide. Restricted to human observations from 2019 onwards — the same kind of record and the same period the probabilities on this page are built from, so collar-tracking studies, camera-trap arrays and museum specimens are excluded. Around Santa Rosa that removes 5,924 GPS fixes from a handful of tagged jaguars.

where this species is recorded (GBIF density — it tracks where observers go, not how likely a sighting is)  ·  parks where it occurs — tap a pin for the sighting probability there

Parks Where Found

# Park Country Daily sighting probability
1 Raja Ampat 🇮🇩 Indonesia
~20%
2 Kakadu National Park 🇦🇺 Australia
~20%
3 Litchfield National Park 🇦🇺 Australia
~10%
4 Springbrook National Park 🇦🇺 Australia
~10%
5 Daintree National Park 🇦🇺 Australia
~10%
6 Kosciuszko National Park 🇦🇺 Australia
~10%
7 Bali Barat National Park 🇮🇩 Indonesia
~10%
8 Khao Luang National Park 🇹🇭 Thailand
~10%
9 Kerinci Seblat National Park 🇮🇩 Indonesia
~10%
10 Way Kambas National Park 🇮🇩 Indonesia
<5%
11 Tangkoko Nature Reserve 🇮🇩 Indonesia
<5%
12 Nitmiluk National Park 🇦🇺 Australia
<5%
13 Lamington National Park 🇦🇺 Australia
<5%
14 Booderee National Park 🇦🇺 Australia
<5%
15 Taman Negara National Park 🇲🇾 Malaysia
<5%
16 Sepilok 🇲🇾 Malaysia
<5%
17 Blue Mountains National Park 🇦🇺 Australia
<5%
18 Great Otway National Park 🇦🇺 Australia
<5%
19 Danum Valley Conservation Area 🇲🇾 Malaysia
<5%
20 Kinabalu Park 🇲🇾 Malaysia
<5%
21 Bako National Park 🇲🇾 Malaysia
Insufficient data
22 Noosa National Park 🇦🇺 Australia
Insufficient data
23 Gunung Leuser National Park 🇮🇩 Indonesia
Insufficient data
24 Kinabatangan Wildlife Sanctuary 🇲🇾 Malaysia
Insufficient data
25 Kaeng Krachan National Park 🇹🇭 Thailand
Insufficient data
26 Royal National Park 🇦🇺 Australia
Insufficient data

Quick answers

What are the chances of seeing a Rusty-breasted Cuckoo in Tangkoko Nature Reserve?

Under 5% of wildlife watchers report a Rusty-breasted Cuckoo sighting in Tangkoko Nature Reserve, based on 67 verified sightings from GBIF citizen-science data.

When is the best time to see Rusty-breasted Cuckoo in Tangkoko Nature Reserve?

April has the highest sighting rate for Rusty-breasted Cuckoo in Tangkoko Nature Reserve in our monthly data.

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