Pseudoleistes virescens
Silhouette: Sheatherius · PhyloPic
In 3 days <5%
The brown-and-yellow marshbird (Pseudoleistes virescens) is a species of bird in the family Icteridae, the oropendolas, New World orioles, and New World blackbirds. It is found in Argentina, Brazil, Uruguay, and as a vagrant in Paraguay.
The brown-and-yellow marshbird was formally described in 1819 with the binomial Agelaius virescens. It now shares the genus Pseudoleistes with the yellow-rumped marshbird (P. guirahuro). The brown-and-yellow marshbird is monotypic.
The brown-and-yellow marshbird averages 24 cm (9.4 in) long. Males weigh an average of 79.6 g (2.8 oz) and females average 72.9 g (2.6 oz). The sexes have the same plumage. Adults are mostly deep brown to olive brown. Their upperwing coverts and the bend of the wing are rich yellow that usually only shows in flight. Their lower breast and belly are rich yellow. Both sexes have a brown iris, a blackish bill, and blackish legs and feet. Juveniles are similar to adults but with a yellowish throat, a yellow and brownish striped breast, and a yellowish mandible.
The brown-and-yellow marshbird is found in far southern Brazil's Santa Catarina and Rio... Wikipedia →
| # | Park | Country | Daily sighting probability |
|---|---|---|---|
| 1 | Iberá National Park | 🇦🇷 Argentina | |
| 2 | El Palmar National Park | 🇦🇷 Argentina |
| # | City | Country | Daily sighting probability |
|---|---|---|---|
| 1 | Montevideo | 🇺🇾 Uruguay | |
| 2 | Buenos Aires | 🇦🇷 Argentina |
Rare
Under 5% of wildlife watchers report a Brown-and-yellow Marshbird sighting in Buenos Aires on a given day, based on 42 verified sightings from GBIF citizen-science data. It is the 222nd most-seen of the 274 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 Brown-and-yellow Marshbird in Buenos Aires on a given day, so our monthly data shows no clear season.
Between 3 and 6 pm
Across all the parks we cover, that three-hour window holds the most Brown-and-yellow Marshbird sightings with a recorded time, and about 8 in 10 of them come between 6 am and 6 pm: it is a daytime animal.
Among the best
Of the 2 cities where we can rate Brown-and-yellow Marshbird sightings, Buenos Aires ranks 2nd at under 5%, level with the leaders once rounded. The best odds are in Montevideo (Uruguay, under 5%).
Same family: Icteridae
The closest relatives of the Brown-and-yellow Marshbird that you can see in Buenos Aires (family Icteridae, New World Blackbirds and Orioles) are Grayish Baywing (about 70%), Shiny Cowbird (about 50%) and Epaulet Oriole (about 30%), with each one's daily chance of a sighting.
GBIF citizen-science records
It is estimated from how often the Brown-and-yellow Marshbird is recorded against all the birds logged in Buenos Aires (42 verified sightings), 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.
