Photo: Michael Woodruff from Spokane, Washington, USA / CC BY 2.0 (Wikimedia Commons)
Grass-green Tanager
Chlorornis riefferii
Grass-green Tanager (Chlorornis riefferii) — Songbirds & Perching Birds of South America.
Found across 6 guides in our atlas — open any for the full checklist, photos and what's around right now.
The Grass-green Tanager (Chlorornis riefferii) is a member of the Thraupidae family found in South America. Adults weigh 53 g. The IUCN Red List lists it as Least Concern.
Conservation status
IUCN Red List (opens in a new tab)Widespread and abundant — not currently at risk.
Where it fits
- Class Aves
- Order Passeriformes
- Family Thraupidae Tanagers & Allies
- Genus Chlorornis
- Species riefferii
Quick facts
- Weight
- 53 g
- Diet
- Fruit-eaters
- Family
- Thraupidae
- Order
- Passeriformes
- Habitat
- Woodland
How to identify
Similar birds
Least Concern
Least Concern
Least Concern
Least Concern
Biology & behaviour
Diet
The Grass-green Tanager is a frugivore — it feeds mainly on fruit.
Behaviour
A bird of dense forest, it spends much of its time perched in trees and shrubs.
Migration
The Grass-green Tanager is largely sedentary, staying within its range year-round rather than making regular long-distance migrations.
The Grass-green Tanager (Chlorornis riefferii) is a member of the Thraupidae family, within the order Passeriformes. It is found across South America. Its distribution covers SA Colombia to Bolivia.
It is a medium-sized bird. Adults weighs around 53 g, with a wing length of about 10.7 cm and a tail of around 8.7 cm.
The IUCN Red List currently assesses it as Least Concern. That category covers species that remain widespread and reasonably abundant in the wild.
The species has a mapped global range of roughly 307,000 km².
Songs & calls
Frequently asked questions
How big is the Grass-green Tanager?
The Grass-green Tanager is a medium-sized bird that weighs around 53 g.
Where does the Grass-green Tanager live?
The Grass-green Tanager is found across South America with a range covering SA Colombia to Bolivia, where it is typically found in wooded and forested habitats.
What family does the Grass-green Tanager belong to?
The Grass-green Tanager (Chlorornis riefferii) belongs to the Thraupidae family, in the order Passeriformes.
What does the Grass-green Tanager eat?
The Grass-green Tanager is a frugivore — it feeds mainly on fruit.
Does the Grass-green Tanager migrate?
The Grass-green Tanager is largely sedentary, staying within its range year-round rather than making regular long-distance migrations.
Is the Grass-green Tanager endangered?
The IUCN Red List currently assesses it as Least Concern That category covers species that remain widespread and reasonably abundant in the wild.
What sound does the Grass-green Tanager make?
1 real field recording of the Grass-green Tanager — including its call — can be played in the Songs & calls section on this page, credited to the recordist who captured it.
How large is the Grass-green Tanager's range?
The Grass-green Tanager has a mapped global range of about 307,000 km².
Conservation
Every bird benefits from bird-safe windows, native plants, and keeping cats indoors. Small changes at home add up to real protection.
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Guides for this bird
Best Bird Feeders for Garden Songbirds
How to choose a bird feeder for garden songbirds — the feeder styles compared, the seed they prefer, where to hang it, and how to keep birds safe. A decision framework grounded in real data, with no mystery picks.
Meet the Thraupidae
A field guide to the Thraupidae family — 394 species in the Birbs encyclopedia, with the best-known members to start with.