Blue-and-yellow Tanager

Blue-and-yellow Tanager

Rauenia bonariensis

Silhouette: Sheatherius · PhyloPic

Daily sighting probability ~20% · Possible
at Mendoza

In 3 days ~60% in a week ~80%

92 Verified sightings at Mendoza
565 In all 8 parks From 2019 to 2026
January Best month
☀️ Diurnal When it's spotted

About the Blue-and-yellow Tanager

The blue-and-yellow tanager (Rauenia bonariensis) is a species of bird in the tanager family Thraupidae. It is found in Argentina, Uruguay, Brazil, Paraguay, Bolivia, extreme northern border of Chile, and Andean Peru and Ecuador. Some southern region birds migrate northeastwards in the austral winter into eastern Bolivia and northeastern Argentina; also Paraguay where the birds are only migratory non-breeding residents.

Its natural habitats are subtropical or tropical dry forest, subtropical or tropical moist lowland forest, subtropical or tropical moist montane forest, subtropical or tropical high-altitude shrubland, and heavily degraded former forest.

This species was formerly placed in the genus Thraupis. It was moved to Pipraeidea based on the results of a molecular phylogenetic study published in 2014. It was moved to Rauenia based on the study published in 2020. It is monotypic in that genus.

Photos, videos and observations at Cornell Lab of Ornithologys Birds of the World Stamps (for Argentina, Paraguay, Uruguay) – with ~RangeMap Blue-and-yellow tanager photo gallery at VIREO... Wikipedia →

Sounds

Song0:09

Ecuador · 2025

© Manuel Sánchez-Nivicela · XC1154246 · CC BY-NC-ND 4.0

Call0:29

Uruguay · 2024

© Guillermo Menéndez (gmmv80) · XC941006 · CC BY-NC-SA 4.0

Dawn song0:26

Argentina · 2022

© Ana Laura Sureda · XC772282 · CC BY-NC-SA 4.0

Global Distribution

Parks Where Found

# Park Country Daily sighting probability
1 El Impenetrable National Park 🇦🇷 Argentina
~60%
2 Lauca National Park 🇨🇱 Chile
~20%
3 El Palmar National Park 🇦🇷 Argentina
~20%
4 Iberá National Park 🇦🇷 Argentina
<5%
5 Amboró National Park 🇧🇴 Bolivia
<5%
6 Iguazú National Park 🇦🇷 Argentina
<5%
7 Iguaçu National Park 🇧🇷 Brazil
<5%
8 Manu National Park 🇵🇪 Peru
<5%

Cities Where Found

# City Country Daily sighting probability
1 Quito 🇪🇨 Ecuador
~30%
2 Curitiba 🇧🇷 Brazil
~30%
3 Porto Alegre 🇧🇷 Brazil
~20%
4 Mendoza 🇦🇷 Argentina
~20%
5 Cordoba 🇦🇷 Argentina
~20%
6 Cochabamba 🇧🇴 Bolivia
~20%
7 La Paz 🇧🇴 Bolivia
~10%
8 Montevideo 🇺🇾 Uruguay
~10%
9 Buenos Aires 🇦🇷 Argentina
~10%
10 Santa Cruz de la Sierra 🇧🇴 Bolivia
<5%

Zoos & Centres Where Found

# Zoo / Centre Country
1 Tierpark Berlin 🇩🇪 Germany In captivity
2 Wilhelma 🇩🇪 Germany In captivity

Before you go

What are the chances of seeing a Blue-and-yellow Tanager in Mendoza?

Possible

About 20% of wildlife watchers report a Blue-and-yellow Tanager sighting in Mendoza on a given day, based on 92 verified sightings from GBIF citizen-science data. It is the 26th most-seen of the 69 birds we can rate there. Over three days the chance rises to about 60%, and over a week to about 80%, if each day is a fresh chance.

When is the best time to see a Blue-and-yellow Tanager in Mendoza?

January and June

In those months about 40% of wildlife watchers report a Blue-and-yellow Tanager in Mendoza on a given day, against about 10% in February and March, the lowest months.

What time of day is best to see a Blue-and-yellow Tanager?

Between 10 am and 1 pm

Across all the parks we cover, that three-hour window holds the most Blue-and-yellow Tanager sightings with a recorded time, and about 9 in 10 of them come between 6 am and 6 pm: it is a daytime animal.

Is Mendoza the best place to see a Blue-and-yellow Tanager?

4th of 12

Of the 12 cities where we can rate Blue-and-yellow Tanager sightings, Mendoza ranks 4th at about 20%. The best odds are in Quito (Ecuador, about 30%), Curitiba (Brazil, about 30%) and Porto Alegre (Brazil, about 20%).

Which relatives of the Blue-and-yellow Tanager live in Mendoza?

Same family: Thraupidae

The closest relatives of the Blue-and-yellow Tanager that you can see in Mendoza (family Thraupidae, Tanagers and Allies) are Saffron Finch (about 70%), Brazilian Cardinal (about 20%) and Grey-hooded Sierra-Finch (about 10%), with each one's daily chance of a sighting.

Where does the Blue-and-yellow Tanager sighting chance come from?

GBIF citizen-science records

It is estimated from how often the Blue-and-yellow Tanager is recorded against all the birds logged in Mendoza (92 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.

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