Mountain yellow warbler
Iduna similis (Richmond, 1897)
The mountain yellow warbler (Iduna similis) is a species in the family Acrocephalidae, order Passeriformes. Recorded adults weigh 10.9 g to 11.3 g. Its IUCN Red List status is Least Concern.

Quick facts about the mountain yellow warbler
- Weight
- 10.9 g – 11.3 gsrc for Weight
- Length
- Not recorded
- Lifespan
- Not recorded
- Diet
- Invertivoresrc for Diet
- Main food
- Not recorded
- Habitat
- forestsrc for Habitat
- Young per litter or clutch
- 2src for Young per litter or clutch
- Lifestyle
- Perchingsrc for Lifestyle
- Migration
- Sedentarysrc for Migration
- Conservation status
- Least Concern (IUCN)src for Conservation status
- Countries on record
- Not recorded
Where does the mountain yellow warbler live?
Not recorded
What is the mountain yellow warbler?
The Mountain yellow warbler (Iduna similis) is a medium sized bird with a mix of olive and yellow coloration. This bird is native to the eastern Afromontane. It normally feeds on flies but sometimes on remaining crops from harvests. An easy way to recognize this bird is with its whistle-tone vocalizations. The Mountain yellow warbler has a conservation status of Least Concern. This bird is a species of Acrocephalidae warbler; formerly, these were placed in the paraphyletic "Old World warblers".
From the Wikipedia article “Mountain yellow warbler” (en.wikipedia.org/w/index.php?title=Mountain_yellow_warbler&oldid=1347254379), by Wikipedia contributors, licensed under CC BY-SA 4.0 (creativecommons.org/licenses/by-sa/4.0). This block is kept separate from our own text.
Is the mountain yellow warbler endangered?
The mountain yellow warbler is listed as Least Concern on the IUCN Red List: it is not currently at risk of extinction.
- LCLeast Concern
- NTNear Threatened
- VUVulnerable
- ENEndangered
- CRCritically Endangered
- EWExtinct in the Wild
- EXExtinct
Category via Wikidata (CC0). Find the full assessment on the IUCN Red List. See all Least Concern species. What the categories mean.
How is the mountain yellow warbler classified?
- kingdomAnimalia
- phylumChordata
- classAves
- orderPasseriformes
- familyAcrocephalidae
- genusIduna
- SpeciesIduna similis (Richmond, 1897)
Synonyms Chloropeta kenya, Chloropeta natalensis schubotzi, Chloropeta schubotzi, Chloropeta similis
Other names and names in other languages (37)
- Mountain flycatcher-warblerEnglish
- Mountain yellow-warblerEnglish
- MYWAEnglish
- Планински присмехулникBulgarian
- busqueta groga de muntanyaCatalan
- sedmihlásek horskýCzech
- BjerggulbugDanish
- BergspötterGerman
- BambusrohrsängerGerman
- monta hipolaoEsperanto
- Reinita montanaSpanish
- Zarcero montanoSpanish
- vuorikeltakerttuFinnish
- Iduna de montagneFrench
- Chloropète de montagneFrench
- Fauvette jaune de montagneFrench
- Hypolaïs de montagneFrench
- planinski voljićCroatian
- bambusz nádiposzátaHungarian
- Cloropeta montanaItalian
- ヤマキイロムシクイJapanese
- kalninė geltonoji nendrinukėLithuanian
- планинско жолто гушанчеMacedonian
- BamboerietzangerDutch
- fjellklorsangerNorwegian
- zaganiacz górskiPolish
- felosa-amarelaPortuguese
- felosa-amarela-da-montanhaPortuguese
- Бамбуковая бормотушкаRussian
- Бамбуковая желтобрюхая камышевкаRussian
- Бамбуковая желтобрюхая камышовкаRussian
- sedmohlások bambusovýSlovak
- berggulsångareSwedish
- Sarı Dağ MukallitiTurkish
- жовтовик гірськийUkrainian
- 山捕蝇莺Chinese
- 山黃捕蠅鶯Chinese
Relatives of the mountain yellow warbler
Other species in the same genus Iduna.

Booted warbler
Iduna caligata

Eastern olivaceous warbler
Iduna pallida

Sykes's warbler
Iduna rama

Western olivaceous warbler
Iduna opaca

African yellow warbler
Iduna natalensis

Thick-billed warbler
Iduna aedon
CompareMountain yellow warbler vs Booted warblerMountain yellow warbler vs Eastern olivaceous warblerMountain yellow warbler vs Sykes's warblerMountain yellow warbler vs Western olivaceous warbler
Common questions
Answered only where our data holds the answer.
How big is the mountain yellow warbler?
An adult mountain yellow warbler weighs 10.9 g – 11.3 g, according to values recorded on Wikidata.
Is the mountain yellow warbler endangered?
The mountain yellow warbler is listed as Least Concern on the IUCN Red List, meaning it is not currently at risk of extinction.
What kind of animal is the mountain yellow warbler?
The mountain yellow warbler (Iduna similis) belongs to the family Acrocephalidae in the order Passeriformes.
Sources and how to cite this page
Data as of 2026-11-11. How this page is put together.
- An amniote life-history database to perform comparative analyses with birds, mammals, and reptiles · CC0 1.0 · E096-269
Myhrvold, N.P., Baldridge, E., Chan, B., Sivam, D., Freeman, D.L. & Ernest, S.K.M. (2015) An amniote life-history database to perform comparative analyses with birds, mammals, and reptiles. Ecology 96: 3109. https://doi.org/10.1890/15-0846R.1. Data: https://doi.org/10.6084/m9.figshare.3563457.v1 - AVONET: morphological, ecological and geographical data for all birds · CC BY 4.0 · v7
Tobias, J.A. et al. (2022) AVONET: morphological, ecological and geographical data for all birds. Ecology Letters 25: 581–597. https://doi.org/10.1111/ele.13898. Data: https://doi.org/10.6084/m9.figshare.16586228.v7 - Catalogue of Life eXtended Release · CC BY 4.0 · 2026-10-16 XR
Catalogue of Life (2026). Catalogue of Life eXtended Release, version 2026-10-16 XR. Catalogue of Life Foundation, Amsterdam, Netherlands. https://doi.org/10.48580/dgzlf - Wikimedia Commons · per file (CC0 / public domain / CC BY green, CC BY-SA amber, anything else not displayed) · 2026-11-11
Wikimedia Commons contributors. Wikimedia Commons. https://commons.wikimedia.org (each file credited to its author under its own licence). - Wikidata · CC0 1.0 · 2026-11-11
Wikidata contributors. Wikidata. https://www.wikidata.org (data retrieved via the Wikidata Query Service). - Wikipedia (English) · CC BY-SA 4.0 · 2026-11-11
Wikipedia contributors. Wikipedia, The Free Encyclopedia. https://en.wikipedia.org (text under CC BY-SA 4.0; each block names its article and revision).
Embed a card for this animal on your own site
Copy this code. The card shows the photo with its credit, key facts and a link back to this page.
CreatureData. (2026). Mountain yellow warbler (Iduna similis). Retrieved from https://creaturedata.com/animals/mountain-yellow-warbler
“Mountain yellow warbler (Iduna similis).” CreatureData, 2026, https://creaturedata.com/animals/mountain-yellow-warbler.
@misc{mountain_yellow_warbler_2026,
title = {Mountain yellow warbler (Iduna similis)},
author = {{CreatureData}},
year = {2026},
url = {https://creaturedata.com/animals/mountain-yellow-warbler},
note = {Data as of 2026-11-11}
}