Green-tailed Goldenthroat

Polytmus theresiae (Silva Maia, 1843)

Spanish: Colibrí de Teresa

The Green-tailed Goldenthroat (Polytmus theresiae) is a hummingbird in the subfamily Polytminae (mangoes). It weighs about 3.8 g and its bill is 21.5 mm long. It lives in Brazil, Colombia, Guyana, Suriname, French Guiana, Peru and Venezuela. Its IUCN Red List status is Least concern, with a decreasing population.

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At a glance

Weight

3.8 g, about 4 paperclips

Bill

21.5 mm

Lives in

Grassland

Moves

Stays put all year

Red List status

Least concern, decreasing

Its place in the family

1. Family Trochilidae hummingbirds
2. Subfamily Polytminae mangoes
3. Genus Polytmus goldenthroats

Where it lives · 8 countries

• Brazil
• Colombia
• Guyana
• Suriname
• French Guiana
• Peru
• Venezuela
• Bolivia rare visitor

Others in the genus Polytmus

• Tepui Goldenthroat Polytmus milleri
• White-tailed Goldenthroat Polytmus guainumbi

Sources

Names: eBird/Clements Checklist (Cornell Lab of Ornithology). Groups: Dickinson & Remsen (2013) and McGuire et al. (2014). Weight, bill, habitat and movement: AVONET (Tobias et al. 2022, CC BY 4.0). Countries: BirdLife International DataZone, checked against eBird records via GBIF. Red List status and trend: BirdLife International, the IUCN Red List authority for birds.

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