Philemon buceroides
Silhouette: Ferran Sayol · PhyloPic
In 3 days <5% in a week ~10%
The helmeted friarbird (Philemon buceroides) is part of the Meliphagidae family. The helmeted friarbird, along with all their subspecies, is commonly referred to as "leatherhead" by the birding community. The helmeted friarbird was formally described in 1838 by the English zoologist William Swainson under the binomial name Philedon buceroides. The specific epithet combines the genus Buceros that was introduced in 1758 by Carl Linnaeus for the hornbills with the Ancient Greek -οιδης/-oidēs meaning "resembling". Swainson believed that his specimen had come from Australia (New Holland) but this was an error and in 1916 the Austrian ornithologist Carl Eduard Hellmayr designated the island of Timor as the type locality. The helmeted friarbird is now one of 17 friarbirds placed in the genus Philemon that was introduced in 1816 by the French ornithologist Louis Pierre Vieillot.
Ten subspecies are recognised: Wikipedia →
| # | Park | Country | Daily sighting probability |
|---|---|---|---|
| 1 | Raja Ampat | 🇮🇩 Indonesia | |
| 2 | Komodo National Park | 🇮🇩 Indonesia | |
| 3 | Daintree National Park | 🇦🇺 Australia | |
| 4 | Kakadu National Park | 🇦🇺 Australia | |
| 5 | Litchfield National Park | 🇦🇺 Australia | |
| 6 | Nitmiluk National Park | 🇦🇺 Australia |
| # | Zoo / Centre | Country | |
|---|---|---|---|
| 1 | Prague Zoo | 🇨🇿 Czechia | |
| 2 | Bali Zoo | 🇮🇩 Indonesia | |
| 3 | Gembira Loka Zoo | 🇮🇩 Indonesia | |
| 4 | Bandung Zoo | 🇮🇩 Indonesia | |
| 5 | Birdworld Kuranda | 🇦🇺 Australia | |
| 6 | Kuranda Koala Gardens | 🇦🇺 Australia | |
| 7 | Rákosův pavilon | 🇨🇿 Czechia | |
| 8 | Velemlokárium | 🇨🇿 Czechia |
Rare
Under 5% of wildlife watchers report a Helmeted Friarbird sighting in Nitmiluk National Park on a given day, based on 9 verified sightings from GBIF citizen-science data from 2019 to 2026. It is the 100th most-seen of the 103 birds we can rate there. Over three days the chance rises to under 5%, and over a week to about 10%, if each day is a fresh chance.
August
In that month about 10% of wildlife watchers report a Helmeted Friarbird in Nitmiluk National Park on a given day, against under 5% in September to July, the lowest months. That is one of Nitmiluk National Park's driest months, with almost no rain against 270 mm in January.
Between 3 and 6 pm
Across all the parks we cover, that three-hour window holds the most Helmeted Friarbird sightings with a recorded time, and about 9 in 10 of them come between 6 am and 6 pm: it is a daytime animal.
6th of 6
Of the 6 parks where we can rate Helmeted Friarbird sightings, Nitmiluk National Park ranks 6th at under 5%. The best odds are in Raja Ampat (Indonesia, about 70%), Komodo National Park (Indonesia, about 50%) and Daintree National Park (Australia, about 50%). All parks ranked.
Same genus: Philemon
The closest relatives of the Helmeted Friarbird that you can see in Nitmiluk National Park (genus Philemon, Typical Friarbirds) are Silver-crowned Friarbird (about 50%) and Little Friarbird (about 30%), with each one's daily chance of a sighting.
GBIF citizen-science records
It is estimated from how often the Helmeted Friarbird is recorded against all the birds logged in Nitmiluk National Park (9 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.
