Cossypha archeri
Silhouette: Martin Bulla, based on François Desbordes' illustration · PhyloPic
In 3 days ~40% in a week ~70%
Archer's ground robin or Archer's robin-chat, (Dessonornis archeri) is a species of bird in the family Muscicapidae. It is found in the Albertine Rift montane forests. The bird's common name commemorates the British explorer and colonial official Sir Geoffrey Francis Archer. Wikipedia →
| # | Park | Country | Daily sighting probability |
|---|---|---|---|
| 1 | Volcanoes National Park | 🇷🇼 Rwanda | |
| 2 | Nyungwe National Park | 🇷🇼 Rwanda | |
| 3 | Virunga National Park | 🇨🇩 Democratic Republic of the Congo | |
| 4 | Bwindi Impenetrable National Park | 🇺🇬 Uganda |
With luck
About 10% of wildlife watchers report an Archer's Robin-Chat sighting in Virunga National Park on a given day, based on 66 verified sightings from GBIF citizen-science data from 2019 to 2026. It is the 68th most-seen of the 316 birds we can rate there. Over three days the chance rises to about 40%, and over a week to about 70%, if each day is a fresh chance.
June
In that month about 30% of wildlife watchers report an Archer's Robin-Chat in Virunga National Park on a given day, against under 5% in April and May, the lowest months.
Between 8 and 11 am
Across all the parks we cover, that three-hour window holds the most Archer's Robin-Chat sightings with a recorded time, and about 8 in 10 of them come between 6 am and 6 pm: it is a daytime animal.
3rd of 4
Of the 4 parks where we can rate Archer's Robin-Chat sightings, Virunga National Park ranks 3rd at about 10%. The best odds are in Volcanoes National Park (Rwanda, about 20%) and Nyungwe National Park (Rwanda, about 20%).
Same genus: Cossypha
The closest relatives of the Archer's Robin-Chat that you can see in Virunga National Park (genus Cossypha, Typical Robin-Chats) are White-browed Robin-Chat (about 20%), Cape Robin-Chat (about 20%) and Snowy-crowned Robin-Chat (about 10%), with each one's daily chance of a sighting.
GBIF citizen-science records
It is estimated from how often the Archer's Robin-Chat is recorded against all the birds logged in Virunga National Park (66 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.
