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River Warbler
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Habitat and behaviour
Habitat: Grassland.
Diet: Insects.
Best time to spot: Extreme vagrant.
When to look
Check local eBird bar charts for timing in your state; range and season vary a lot across the US. Numbers peak in May.
How rare is it?
The River Warbler sits in our Legendary tier for the US: a major rarity, where any record is big news. It belongs to the grassbirds and allies family.
Recent US sightings
No community sightings logged for this species yet. Log the first one.
Similar birds
- Lanceolated WarblerLegendary · Grassland
- Pallas's Grasshopper WarblerLegendary · Grassland
- Western Barn OwlLegendary · Farmland
- Worthen's SparrowLegendary · Brush
- Middendorff's Grasshopper WarblerEpic · Grassland
- Abert's TowheeUncommon · Brush
Kit that helps
Bird ID starter kit. Affiliate links, our own picks, no extra cost to you.
Log a River Warbler in your free US Birdedex