Grass Wren
Cistothorus platensis
- KingdomAnimalia (Animals)
- PhylumChordata (Cordats)
- ClassAves (Aus)
- OrderPasseriformes
- FamilyTroglodytidae (Wrens)
- GenusCistothorus (Marsh Wrens and Allies)
- SpeciesCistothorus platensis (Grass Wren)
Closest Relatives at Tierra del Fuego National Park
Southern House Wren
Troglodytes musculus
Patagonian Sierra-Finch
Phrygilus patagonicus
Austral Thrush
Turdus falcklandii
Thorn-tailed Rayadito
Aphrastura spinicauda
Rufous-collared Sparrow
Zonotrichia capensis
White-crested Elaenia
Elaenia albiceps
Black-chinned Siskin
Spinus barbatus
Chilean Swallow
Tachycineta leucopyga
Fire-eyed Diucon
Xolmis pyrope
Tufted Tit-Tyrant
Anairetes parulus
White-throated Treerunner
Pygarrhichas albogularis
Dark-faced Ground-Tyrant
Muscisaxicola maclovianus
📅 Monthly Probability
☀️ When They're Spotted
Most active during daytime hours (6am–6pm) · across all parks (global)
Global Distribution
Where this species is recorded worldwide. Restricted to human observations from 2019 onwards — the same kind of record and the same period the probabilities on this page are built from, so collar-tracking studies, camera-trap arrays and museum specimens are excluded. Around Santa Rosa that removes 5,924 GPS fixes from a handful of tagged jaguars.
where this species is recorded (GBIF density — it tracks where observers go, not how likely a sighting is) · parks where it occurs — tap a pin for the sighting probability there
Parks Where Found
Quick answers
What are the chances of seeing a Grass Wren in Tierra del Fuego National Park?
About 3% of visitor-days record a Grass Wren sighting in Tierra del Fuego National Park, based on 34 observer-days of citizen-science data from GBIF.
When is the best time to see Grass Wren in Tierra del Fuego National Park?
March has the highest sighting rate for Grass Wren in Tierra del Fuego National Park in our monthly data.