Premnornis guttuliger
Silhouette: Sheatherius · PhyloPic
In 3 days <5%
The rusty-winged barbtail (Premnornis guttuliger) is a species of bird in the Furnariinae subfamily of the ovenbird family Furnariidae. It is found in Colombia, Ecuador, Peru, and Venezuela. The rusty-winged barbtail is the only member of its genus.
The rusty-winged barbtail is a sister species of the two species in genus Tarphonomus and the two of them are sister to the tuftedcheeks of genus Pseudocolaptes. The rusty-winged barbtail is not closely related to the two barbtails of genus Premnoplex nor to the Roraiman barbtail (Roraimia adjusta).
The rusty-winged barbtail is 13 to 14.5 cm (5.1 to 5.7 in) long and weighs 13 to 17 g (0.46 to 0.60 oz). The sexes' plumages are alike. Adults of the nominate subspecies have a pale buffish or brownish buff supercilium and a dark brown stripe behind the eye; the rest of their face is streaked brown and buff. Their crown is dark olive-brown with a faint scallop pattern. The sides of their neck and upper back are brownish with pale buff spots, their lower back is browner... Wikipedia →
| # | Park | Country | Daily sighting probability |
|---|---|---|---|
| 1 | Los Nevados National Natural Park | 🇨🇴 Colombia | |
| 2 | Farallones de Cali National Natural Park | 🇨🇴 Colombia |
Rare
Under 5% of wildlife watchers report a Rusty-winged Barbtail sighting in Farallones de Cali National Natural Park on a given day, based on 24 verified sightings from GBIF citizen-science data from 2019 to 2026. It is the 410th most-seen of the 542 birds we can rate there. Over three days the chance rises to under 5%, if each day is a fresh chance.
Any time of year
In every month with enough records, under 5% of wildlife watchers report a Rusty-winged Barbtail in Farallones de Cali National Natural Park on a given day, so our monthly data shows no clear season.
Between 7 and 10 am
Across all the parks we cover, that three-hour window holds the most Rusty-winged Barbtail sightings with a recorded time, and about 9 in 10 of them come between 6 am and 6 pm: it is a daytime animal.
Among the best
Of the 2 parks where we can rate Rusty-winged Barbtail sightings, Farallones de Cali National Natural Park ranks 2nd at under 5%, level with the leaders once rounded. The best odds are in Los Nevados National Natural Park (Colombia, under 5%).
Same family: Furnariidae
The closest relatives of the Rusty-winged Barbtail that you can see in Farallones de Cali National Natural Park (family Furnariidae, Ovenbirds and Woodcreepers) are Red-faced Spinetail (about 50%), Montane Woodcreeper (about 10%) and Azara's Spinetail (about 10%), with each one's daily chance of a sighting.
GBIF citizen-science records
It is estimated from how often the Rusty-winged Barbtail is recorded against all the birds logged in Farallones de Cali National Natural Park (24 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.
