B
Species Profile

Blue Tanager (Blue-Grey Tanager)

Thraupis episcopus

Blue bishop of the backyard edges
iStock.com/adibilio

Blue Tanager (Blue-Grey Tanager) Distribution

Click a location to explore more animals from that region

Loading map...

Found in 17 countries

blue gray tanager sitting on a line

At a Glance

Wild Species
Also Known As Blue-gray Tanager, Blue-grey Tanager, Tangara azul, Sanhaçu-azul
Diet Omnivore
Activity Diurnal+
Lifespan 6 years
Weight 0.04 lbs
Status Least Concern
Did You Know?

Size: ~16 cm total length (reported in major regional handbooks/Birds of the World).

Scientific Classification

A common Neotropical tanager (songbird) known for mostly blue plumage with darker wings and a typically purplish-blue shoulder patch; often found in open and semi-open habitats and human-modified landscapes.

Kingdom
Animalia
Phylum
Chordata
Class
Aves
Order
Passeriformes
Family
Thraupidae
Genus
Thraupis
Species
Thraupis episcopus

Distinguishing Features

  • Mostly pale to medium blue body with darker (grayish to blackish) wings and tail
  • Often shows a purplish/blue-violet shoulder patch (variable by subspecies/region)
  • Stout tanager bill; medium-sized passerine
  • Frequently seen in pairs or small groups in open wooded areas and towns

Physical Measurements

Length
6 in (6 in – 7 in)
Weight
0 lbs (0 lbs – 0 lbs)
Tail Length
2 in (2 in – 3 in)

Appearance

Primary Colors
Blue
Secondary Colors
Black Purple Gray
Skin Type Feathered passerine; short, stout, conical black keratin bill; legs and feet covered in grayish scaly skin typical of perching birds.
Distinctive Features
  • Size (typical): total length about 16 cm; mass about 0.021 kg (approximately 21 g).
  • Two-toned wing impression: paler blue wing coverts vs darker (often blackish) flight feathers produces a noticeable wing contrast at rest and in flight.
  • Purplish-blue/violet shoulder patch (lesser coverts) is a key ID feature; often more vivid in fresh plumage and good light.
  • Bill: fairly short, thick, blackish-typical tanager/frugivore bill; adapted for fruit but also takes insects.
  • Legs/feet: dark gray; perching feet (anisodactyl) typical of Passeriformes.
  • Often encountered in open and semi-open habitats (edges, second growth, gardens, parks, plantations) and readily uses human-modified landscapes; frequently seen in pairs or small groups and may join mixed-species flocks.
  • Unlike the Blue-gray Tanager (Thraupis sayaca), the Blue Tanager is brighter, cleaner blue with a purple shoulder and darker wings; the Blue-gray looks duller, more uniform, and lacks a purple shoulder.
  • Plumage wear/age: juveniles are duller (more grayish/sooty) and can reduce the wing/shoulder contrast; adults regain brighter blue and clearer contrast after molt.

Did You Know?

Size: ~16 cm total length (reported in major regional handbooks/Birds of the World).

Often shows a distinct purplish-blue shoulder patch (lesser wing coverts)-a key field mark vs. many similar Thraupis.

Typical clutch is 2 eggs (occasionally 1-3); incubation about 13-14 days and fledging about 17-18 days (reported in Birds of the World accounts).

A flexible omnivore: takes fruit heavily but also insects and sometimes nectar-one reason it thrives in human-modified habitats.

Regional variation is strong: multiple recognized subspecies vary from more gray-backed to more intensely blue birds across its wide range.

Frequently joins mixed-species feeding flocks in the canopy and edges, moving with other tanagers, honeycreepers, and flycatchers.

Common name logic: the Latin species epithet meaning "bishop" refers to its blue, robe-like coloration as described by early European naturalists.

Unique Adaptations

  • Urban/edge adaptability: succeeds in fragmented landscapes by exploiting planted and weedy fruit sources (e.g., ornamental and secondary-growth fruits).
  • Generalist bill function: a tanager bill suited to both soft fruits and arthropods supports seasonal diet shifts-especially important during chick-rearing.
  • Plumage signaling within a look-alike genus: dark wings plus a violet shoulder patch can enhance recognition among sympatric Thraupis, where multiple blue/blue-gray species overlap.
  • Broad climatic tolerance across the lowland Neotropics: occupies open and semi-open habitats from humid lowlands to locally higher foothills (commonly reported up to ~1,500 m in regional references).

Interesting Behaviors

  • Edge-and-city foraging: routinely feeds in gardens, parks, plantations, and road edges, often hopping through outer foliage and visiting fruiting trees/shrubs.
  • Diet switching through the day: fruits when abundant; quick sallies and leaf-gleaning for insects when feeding young (a common tanager pattern documented for Thraupis spp.).
  • Social feeding: loosely gregarious outside breeding, often in pairs or small groups; readily associates in mixed flocks along woodland borders.
  • Cup-nesting: builds an open cup nest in shrubs/trees; breeding pairs often tolerate moderate human activity when nesting in gardens (noted across much of its range).
  • Field ID behavior: typically conspicuous and confiding compared with many forest tanagers-often one of the first "blue birds" noticed in towns and edges.

Cultural Significance

The Blue Tanager (Thraupis episcopus) is a common garden and city-park bird in tropical South America and parts of Central America. It uses human-made habitats and backyard feeders. Its Latin name episcopus means "bishop."

Myths & Legends

"The bishop bird" naming tradition: the species' scientific name includes a word meaning "bishop," referring to its blue plumage being likened to a bishop's robe; it was first formally described by Carl Linnaeus in 1766.

The Blue Tanager (Thraupis episcopus) is common in northern South America in open areas and gardens. Locally it's often called a name meaning "little blue one," a nickname for blue birds.

Historical anecdote rather than legend: as towns expanded into forest edge, this species became emblematic in popular birdwatching narratives of 'nature at the doorstep'-a living symbol of how some Neotropical birds adapt to human-shaped landscapes.

In Brazil, a common local name for several tanagers (including Thraupis species) appears in casual talk and nature writing as familiar fruit-tree visitors in backyards and orchards, showing cultural recognition rather than a single myth.

Conservation Status

LC Least Concern

Widespread and abundant in the wild.

Population Stable

Life Cycle

Birth 2 chicks
Lifespan 6 years

Lifespan

In the Wild
2–12 years
In Captivity
4–15 years

Reproduction

Mating System Monogamy
Social Structure Socially Monogamous
Breeding Pattern Long Term
Fertilization Internal Fertilization
Birth Type Internal_fertilization

Blue Tanager (Thraupis episcopus) forms male–female pairs that share and defend an area and build cup nests in shrubs or trees. Clutch size 2–3; both parents care (female mainly sits on eggs). Extra-pair paternity unknown; not cooperative breeders.

Behavior & Ecology

Social Flock Group: 4
Activity Diurnal, Matutinal, Vespertine
Diet Omnivore soft, sugar-rich fruits (notably figs [Ficus spp.] and Cecropia fruits where available)

Temperament

Generally social and tolerant of conspecifics when feeding in patchy fruit resources; gregariousness increases outside breeding season (Birds of the World/HBW species accounts).
Territorial/defensive near nest and immediate breeding area; may chase intruders and compete at concentrated food (commonly noted in field observations; rigorous territory-size estimates are not consistently published for this species across its range).
Across Thraupis, individuals are typically bold edge/second-growth birds that readily exploit human-modified habitats and show flexible sociality-shifting from pair-centered breeding behavior to flocking/mixed-flock foraging when not nesting; local variation tracks fruit availability and urbanization intensity.
Morphometrics commonly reported for the species: total length about 15-18 cm; mass commonly about 28-40 g (ranges summarized in standard references such as HBW/Birds of the World).
Longevity: published maximum lifespan for this species is not consistently reported in widely accessible primary datasets; where banding/longevity records exist, they are typically context-specific (region/program).

Communication

Thin, high contact calls Often rendered as sharp 'tsee/tsip' notes) used to keep pair/flock cohesion (described in Birds of the World/HBW
Chattering call series given during agitation, chases, and at feeding aggregations Field descriptions in major species accounts
Short, variable song/warble Often described as simple, squeaky/buzzy phrases) used in mate/territory contexts (Birds of the World/HBW
Visual signaling during social interactions: upright posture, wing/tail flicks, and short chases that function as spacing/priority displays at food and near nest sites General passerine social display patterns noted for tanagers in species accounts
Spatial/behavioral cues: maintaining close proximity and coordinated movements within pairs and small flocks Pair-bond and flock-cohesion behavior described in standard references

Habitat

Rainforest Forest Woodland Savanna Shrubland Mangrove Wetland River/Stream Urban Suburban Agricultural/Farmland Plantation +6
Biomes:
Tropical Rainforest Tropical Dry Forest Savanna Wetland
Terrain:
Plains Hilly Plateau Valley Riverine Coastal Island +1
Elevation: Up to 4921 ft 3 in

Ecological Role

Common mid-canopy omnivore; strong frugivore component (seed disperser) with secondary insect predation and occasional nectar use.

seed dispersal of small-fruited plants (including pioneers in disturbed habitats) support of plant regeneration/colonization in edges and secondary growth localized suppression of herbivorous insects via arthropod consumption incidental pollination potential when visiting flowers for nectar

Diet Details

Main Prey:
Caterpillars Beetles Ants Termites Grasshoppers and katydids Flies Spiders +1
Other Foods:
Small soft fruits and berries Figs Cecropia infructescences Melastomataceae berries Rubiaceae fruits palm fruits Flower nectar Cultivated fruits +2

Human Interaction

Domestication Status

Wild

Thraupis episcopus (Blue Tanager) is a wild Neotropical songbird with no history of domestication. It often lives near people in gardens, parks, plantations, and other human-made open habitats. Adults are about 16–18 cm long and 28–39 g. Typical clutch is 2 eggs; incubation ~13–14 days, nestling ~17–18 days. Wild longevity is not well known.

Danger Level

Low
  • Minimal direct risk; may bite or scratch if handled (e.g., illegal capture, rehabilitation)
  • Potential (low) zoonotic/hygiene risks typical of wild birds if improperly handled (e.g., Salmonella contamination of hands/surfaces; ectoparasites/mites)
  • Allergy/asthma irritation possible from feathers/dander in enclosed captive settings

As a Pet

Not Suitable as Pet

Legality: Blue Tanager (Thraupis episcopus): Laws differ by country. In much of its range, catching or keeping wild birds needs permits or is banned. International trade is controlled; birds for sale are often illegal unless captive‑bred and have legal papers.

Care Level: Experienced

Purchase Cost: $100 - $300
Lifetime Cost: $2,500 - $9,000

Economic Value

Uses:
Ecotourism/birdwatching value (common, conspicuous tanager in towns and rural edges) Ecosystem services: seed dispersal via frugivory; occasional insect consumption may contribute minor pest control Human-wildlife interaction: frequent visitor to fruiting trees and sometimes bird feeders in gardens Negative interactions (localized): can take cultivated fruits (small-scale garden/orchard nuisance in some areas) Illegal/regulated cagebird trade risk (region-dependent; generally discouraged/regulated) HUBS (Thraupidae family context): interactions range from feeder/garden "backyard bird" viewing and ecotourism to localized crop-fruit conflicts and varying levels of capture for the cagebird trade; most tanagers are not domesticated and are best supported through habitat-friendly gardening and legal conservation-based activities
Products:
  • No standard commercial products (non-game songbird); primary economic relevance is non-consumptive (viewing/ecotourism) and indirect ecosystem services

Relationships

Predators 5

Roadside Hawk Rupornis magnirostris
Bat Falcon Falco rufigularis
Ferruginous Pygmy-Owl Glaucidium brasilianum
Boa Constrictor
Boa Constrictor Boa constrictor
Brown Jay Cyanocorax morio

Related Species 6

Sayaca Tanager Thraupis sayaca Shared Genus
Palm Tanager Thraupis palmarum Shared Genus
Glaucous Tanager Thraupis glaucocolpa Shared Genus
Golden-chevroned Tanager Thraupis ornata Shared Genus
Green-headed Tanager Tangara seledon Shared Family
Blue Dacnis Dacnis cayana Shared Family

Ecological Equivalents 5

Animals that fill a similar ecological role in their ecosystem

Sayaca Tanager Thraupis sayaca Very similar generalist tanager ecology. Commonly forages in pairs or small groups in semi-open habitats, forest edge, and urban gardens; is largely frugivorous/omnivorous and frequently uses fruiting trees in human-modified landscapes, often occurring in mixed-species flocks with Thraupis episcopus.
Palm Tanager Thraupis palmarum Overlapping niche as a common edge/second-growth and suburban frugivore/omnivore. Routinely feeds in palms and open-canopy trees and is behaviorally similar—conspicuous, social, often in loose groups—creating direct resource overlap at fruiting and flowering plants.
Blue Dacnis Dacnis cayana Shares the small-to-medium tanager niche in lowland Neotropical edges and gardens: frequently uses fruit and nectar resources and gleans insects from foliage; often joins mixed-species canopy/edge foraging flocks that can include Thraupis tanagers.
Bananaquit Coereba flaveola Common in the same human-modified habitats (gardens, parks, forest edge) and overlapping strongly at flowers/nectar and small fruits. Both are frequent, tolerant users of ornamental and pioneer plants, leading to shared feeding sites and occasional competition at rich nectar and fruit patches.
Blue-gray Tanager
Blue-gray Tanager Thraupis episcopus A common Neotropical generalist, primarily frugivorous and omnivorous, of open to semi-open habitats and anthropogenic landscapes. Typically forages in the midstory and canopy, often in pairs or small groups, and readily exploits fruiting and flowering trees in towns and farmland mosaics.

The blue tanager (blue-grey tanager) is a lovely little noisy bird native to Central and South America. They inhabit a wide range of tropical and subtropical environments, choosing to live in open areas close to humans, like parks, gardens, and forest edges. You will often find them munching on soft fruit at the tops of trees, singing their squeaky tune. Learn more about this blue songbird, including where they live, what they eat, and how they behave.

4 Amazing Blue Tanager Facts

  • The blue tanager is widely distributed across South America. It is one of their most common tropical and subtropical species.
  • There are 14 blue tanager subspecies, and their colored shoulder patches distinguish them.
  • These birds are noisy and social, often making squeaky songs as they travel and forage in pairs or groups.
  • Their population is increasing due to their ability to adapt well to human habitations.

Where to Find the Blue Tanager

The blue tanager lives in at least 18 countries in Central and South America, including Mexico, Brazil, Costa Rica, Colombia, and Venezuela. This bird is one of the most common in South America’s tropical and subtropical regions, except for the southern tip. They prefer moderately open areas like forest edges, woodlands, agricultural areas, parks, and gardens. You may find it in recent clearings, but you won’t see it deep inside forests. It prefers to stay on the outside near roads and rivers. They frequently inhabit areas in cities and towns, perching on the tops or middle sections of trees. 

Blue Tanager Nest

The male and female place their nest in a high tree fork or building crevice surrounded by dense foliage, which is used as the nest base. They build a thick, deep bowl using grass, roots, moss, leaves, and other fine plant material.

Scientific Name

The blue tanager (Thraupis episcopus) is from the Thraupidae family and comprises 12% of neotropical bird species. Their genus, Thraupis, encompasses the tanager family from Mexico to Argentina and Brazil. The specific name (episcopus) is Latin for “bishop.” The blue tanager has 14 recognized subspecies, differing based on their iridescent shoulder patch color.

Size, Appearance, & Behavior

Blue Tanager

The blue tanager is widely distributed across South America. It is one of their most common tropical and subtropical species.

©Paul Wittet/Shutterstock.com

The blue tanager is a medium-sized South American songbird, measuring 6.3 to 7.1 inches long and weighing 1.1 to 1.4 ounces. Their wingspan size is unknown, but they have short, thick bills, wide necks, and long tails. Adults have light blue heads, chests, and underparts, with darker bluish-grey backs, wings, and tails. Blue tanagers also have shoulder patches, which vary in color depending on the subspecies. Most are green, blue, gray, or purple. These birds are relatively social, choosing to travel in pairs or small flocks. They are restless and noisy, and their songs sound like squeaky twittering. This species thrives around human habitations in urban or suburban areas. 

Diet

Blue tanagers are omnivores that mainly eat fruit. 

What Does the Blue Tanager Eat?

They eat soft fruit (tangerines and papayas), nectar, and insects, like bees, worms, and crickets. They will move into abandoned pastures to find wild fruits, and they may join mixed-species flocks to find food. You can find them munching on their favorite food at the tops or midsections of trees.

Predators, Threats, and Conservation Status

Blue Tanager

There are 14 blue tanager subspecies, and their colored shoulder patches distinguish them.

©Jan Stria/Shutterstock.com

The IUCN lists the blue tanager (blue-grey tanager) as LC or “least concern”. Due to their extensive range and enormous, stable population, this species does not meet the thresholds for “threatened” status. Parasitic infections are currently the only threats to the blue tanager.

What Eats the Blue Tanager?

We don’t know their exact predators, but most tanagers are preyed on by carnivorous birds like eagles and hawks. Their nests are also vulnerable to snakes, squirrels, chipmunks, and bigger birds. Blue tanagers may dive and swoop at predators while giving alarm calls.

Reproduction, Young, and Molting

Most tanagers are monogamous during the breeding season, typically between February and July. The female lays one to three white to gray-green eggs with dark markings and incubates them by herself for 14 days. Nestlings fledge the nest around 17 days old. Blue tanager nests are sometimes parasitized by cowbirds, meaning they place their eggs in a tanager nest. Most tanager species are sexually mature and molt for the first time between one and two years old. They can live up to 12 years in captivity, but it’s unknown how long they survive in the wild.

Population

The blue tanager’s global population is estimated at 50 million mature individuals. This species is experiencing a significant increase due to its ability to adapt well to human habitations. It also doesn’t have any extreme fluctuations or fragmentations in its population.

View all 453 animals that start with B

Sources

  1. American Federation of Aviculutre / Watchbird Vol. 42 / Accessed October 11, 2022
  2. Red List / BirdLife International / Accessed October 11, 2022
  3. The Online Guide to the Animals of Trinidad and Tobago / Accessed October 11, 2022
  4. Smithsonian’s National Zoo & Conservation Biology Institute / Accessed October 11, 2022
Niccoy Walker

About the Author

Niccoy Walker

Niccoy is a professional writer for A-Z Animals, and her primary focus is on birds, travel, and interesting facts of all kinds. Niccoy has been writing and researching about travel, nature, wildlife, and business for several years and holds a business degree from Metropolitan State University in Denver. A resident of Florida, Niccoy enjoys hiking, cooking, reading, and spending time at the beach.
Connect:

Thank you for reading! Have some feedback for us?

Related Articles You May Find Interesting

Blue Tanager (Blue-Grey Tanager) FAQs (Frequently Asked Questions)

The blue tanager lives in at least 18 countries in Central and South America, including Mexico, Brazil, Costa Rica, Colombia, and Venezuela.

View Blue Tanager (Blue-Grey Tanager) Photos