Cinnyris chloropygius
Silhouette: Sheatherius · PhyloPic
In 3 days ~70% in a week ~90%
The olive-bellied sunbird (Cinnyris chloropygius) is a species of bird in the family Nectariniidae. It is widely spread across the African tropical rainforest primarily throughout West and Central Africa, but is also found in Southern and East Africa.
The olive-bellied sunbird is a small species, and very similar to the tiny sunbird (Cinnyris minullus) in appearance. The adult male has a metallic green head, back and throat, dark brown wings, a metallic blue rump and a black tail with a purplish-blue sheen. It has a narrow blue breast band above a wider scarlet breast patch, lemon-yellow pectoral tufts and an olive belly. It differs from the slightly smaller tiny sunbird in having a larger beak and no blue bars among the red breast plumage. The adult female has an olive-brown head and upper parts, dark brown wings and dark brown tail. The underparts are olive washed with yellow, and are yellower and less streaked than the tiny sunbird.
The olive-bellied sunbird moves about singly or in pairs, or sometimes in groups of about six birds. It forages in the lower parts of the canopy, feeding on caterpillars, beetles, spiders, nectar, flowers and seeds. The...
| # | Park | Country | Daily sighting probability |
|---|---|---|---|
| 1 | Kibale National Park | 🇺🇬 Uganda | |
| 2 | Kakum National Park | 🇬🇭 Ghana | |
| 3 | Semuliki National Park | 🇺🇬 Uganda | |
| 4 | Bwindi Impenetrable National Park | 🇺🇬 Uganda | |
| 5 | Virunga National Park | 🇨🇩 Democratic Republic of the Congo | |
| 6 | Queen Elizabeth National Park | 🇺🇬 Uganda | |
| 7 | Volcanoes National Park | 🇷🇼 Rwanda | |
| 8 | Murchison Falls National Park | 🇺🇬 Uganda | |
| 9 | Nyungwe National Park | 🇷🇼 Rwanda | |
| 10 | Lake Mburo National Park | 🇺🇬 Uganda | |
| 11 | Akagera National Park | 🇷🇼 Rwanda |
Possible
About 30% of wildlife watchers report an Olive-bellied Sunbird sighting in Kakum National Park on a given day, based on 192 verified sightings from GBIF citizen-science data from 2019 to 2026. It is the 41st most-seen of the 250 birds we can rate there. Over three days the chance rises to about 70%, and over a week to about 90%, if each day is a fresh chance.
August
In that month about 60% of wildlife watchers report an Olive-bellied Sunbird in Kakum National Park on a given day, against about 30% in May–June and December–March, the lowest months.
Between 7 and 10 am
Across all the parks we cover, that three-hour window holds the most Olive-bellied Sunbird sightings with a recorded time, and about 8 in 10 of them come between 6 am and 6 pm: it is a daytime animal.
2nd of 11
Of the 11 parks where we can rate Olive-bellied Sunbird sightings, Kakum National Park ranks 2nd at about 30%. The best odds are in Kibale National Park (Uganda, about 50%).
Same genus: Cinnyris
The closest relatives of the Olive-bellied Sunbird that you can see in Kakum National Park (genus Cinnyris, Cinnyris Sunbirds) are Superb Sunbird (about 30%), Johanna's Sunbird (about 30%) and Tiny Sunbird (about 20%), with each one's daily chance of a sighting.
GBIF citizen-science records
It is estimated from how often the Olive-bellied Sunbird is recorded against all the birds logged in Kakum National Park (192 verified sightings from 2019 to 2026), calibrated against known sighting rates. Figures are rounded to the nearest 10% because citizen-science data supports honest approximations, not decimals, and months with records from fewer than five people show "—". How it works.
