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Animal profile

Blackpoll Warbler

Setophaga striata

AvesBoreal spruce and fir forest in the breeding seasonNear Threatened

Field profile

The blackpoll warbler is a small boreal songbird, the breeding male black-capped and streaked in black and white. It weighs around twelve grams outside migration. Its autumn journey to South America includes one of the longest overwater flights known for a bird of its size.

Scope note

This is an editorial profile, not a diagnostic field-identification guide or a substitute for current conservation assessments. Follow the cited sources on each fact for the evidence trail.

Published field notes

2023-12-30

Blackpoll Warbler

A twelve-gram warbler crosses open ocean nonstop

Blackpoll warblers leave northeastern North America in autumn and fly out over the Atlantic, tracking to the Caribbean and South America. Miniature geolocators carried by individual birds confirmed a nonstop overwater leg lasting two to three days.

Read with evidence →

Blackpoll Warbler | Daily Animal Facts