Oryctes monoceros
In 3 days ~10% in a week ~30%
Oryctes monoceros, commonly known as African rhinoceros beetle, is a species of rhinoceros beetles from the subfamily Dynastinae (family: Scarabaeidae) which is common in sub-Saharan Africa. Its distribution extends from Senegal and Chad in the North to South Africa in the South and includes the islands of Madagascar, Seychelles and Réunion in the East. O. monoceros is similar in size (~ 4 cm long) and biology to O. rhinoceros found in tropical parts of Asia and the Pacific. Both species are serious pests of coconut and oil palms and attack these by boring into the crown of the palms and feeding on the young developing fronds. Taxonomically, O. monoceros and O. rhinoceros belong to different subgenera of Oryctes, the main differences between both species are: Oryctes monoceros (subgenus Rykanoryctes) has 3 immovable spikes at the tip of the hindtibia and on average males have a shorter horn than O. rhinoceros which is more strongly curved backwards. Oryctes rhinoceros (subgenus Rykanes) has 2 immovable spikes at the tip of the hindtibia and on average males have a longer horn than in O. monoceros which is only slightly curved backwards.
The type locality of Oryctes... Wikipedia →
| # | Park | Country | Daily sighting probability |
|---|---|---|---|
| 1 | iSimangaliso Wetland Park | 🇿🇦 South Africa | |
| 2 | Kruger National Park | 🇿🇦 South Africa |
With luck
About 10% of wildlife watchers report an African Rhinoceros Beetle sighting in iSimangaliso Wetland Park on a given day, based on 6 verified sightings from GBIF citizen-science data from 2019 to 2026. It is the 239th most-seen of the 316 insects we can rate there. Over three days the chance rises to about 10%, and over a week to about 30%, if each day is a fresh chance.
January–February, May and September
In those months about 10% of wildlife watchers report an African Rhinoceros Beetle in iSimangaliso Wetland Park on a given day, against under 5% in March–April, June–August and October–December, the lowest months.
Between 5 and 8 am
Across all the parks we cover, that three-hour window holds the most African Rhinoceros Beetle sightings with a recorded time, and about 6 in 10 of them come between 6 am and 6 pm: it is most active around dawn and dusk.
Yes
Of the 2 parks where we can rate African Rhinoceros Beetle sightings, iSimangaliso Wetland Park has the highest daily chance: about 10%. Next come Kruger National Park (South Africa, under 5%).
Same family: Scarabaeidae
The closest relatives of the African Rhinoceros Beetle that you can see in iSimangaliso Wetland Park (family Scarabaeidae, Scarabs) are Popeye Dung Beetle (about 30%), Kheper lamarcki (about 10%) and Diurnal Copper Dung Beetle (about 10%), with each one's daily chance of a sighting.
GBIF citizen-science records
It is estimated from how often the African Rhinoceros Beetle is recorded against all the insects logged in iSimangaliso Wetland Park (6 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.
