Worm-eating Warbler
Helmitheros vermivorum
- KingdomAnimalia (Animals)
- PhylumChordata (Cordats)
- ClassAves (Aus)
- OrderPasseriformes
- FamilyParulidae (Parúlids)
- GenusHelmitheros
- SpeciesHelmitheros vermivorum (Worm-eating Warbler)
The worm-eating warbler (Helmitheros vermivorum) is a small New World warbler that breeds in the Eastern United States and migrates to southern Mexico, the Caribbean, and Central America for the winter. It is the only species in the genus Helmitheros. Wikipedia →
5–10% of wildlife watchers report a Worm-eating Warbler sighting in Sian Ka'an Biosphere Reserve, based on 108 days of visitor records from GBIF citizen-science data.
Closest Relatives at Sian Ka'an Biosphere Reserve
American Redstart
Setophaga ruticilla
Magnolia Warbler
Setophaga magnolia
Yellow Warbler
Setophaga petechia
Black-and-white Warbler
Mniotilta varia
Northern Waterthrush
Parkesia noveboracensis
Hooded Warbler
Setophaga citrina
Yellow-throated Warbler
Setophaga dominica
Northern Parula
Setophaga americana
Palm Warbler
Setophaga palmarum
Black-throated Green Warbler
Setophaga virens
Common Yellowthroat
Geothlypis trichas
Northern Yellow Warbler
Setophaga aestiva
📅 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 Worm-eating Warbler in Sian Ka'an Biosphere Reserve?
About 5% of wildlife watchers report a Worm-eating Warbler sighting in Sian Ka'an Biosphere Reserve, based on 108 days of visitor records from GBIF citizen-science data.
When is the best time to see Worm-eating Warbler in Sian Ka'an Biosphere Reserve?
March has the highest sighting rate for Worm-eating Warbler in Sian Ka'an Biosphere Reserve in our monthly data.