Bronze-tailed Thornbill

Chalcostigma heteropogon (Boissonneau, 1840)

Spanish: Colibrí Picoespina

The Bronze-tailed Thornbill (Chalcostigma heteropogon) is a hummingbird in the subfamily Lesbiinae (coquettes and brilliants), tribe Lesbiini (coquettes). It weighs about 6.1 g and its bill is 15.8 mm long. It lives in Colombia and Venezuela. Its IUCN Red List status is Least concern, with a decreasing population.

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At a glance

Weight

6.1 g, about 6 paperclips

Bill

15.8 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 Lesbiinae coquettes and brilliants
3. Tribe Lesbiini coquettes
4. Genus Chalcostigma thornbills

What Chalcostigma share: Short bills.

Where it lives · 2 countries

• Colombia
• Venezuela

Others in the genus Chalcostigma

• Blue-mantled Thornbill Chalcostigma stanleyi
• Rainbow-bearded Thornbill Chalcostigma herrani
• Olivaceous Thornbill Chalcostigma olivaceum
• Rufous-capped Thornbill Chalcostigma ruficeps

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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