Worm-eating Warbler

Worm eating Warbler
Credit: Andrew Weitzel

Worm-eating Warblers are pretty dull in comparison to most warblers. They are greenish-gray in color but with buffy-yellow heads with distinctive black stripes through the eye and crown.

  • Helmitheros vermivorum
  • Length: 4.4-5.2 in (11.2-13.1 cm)
  • Weight: 0.4-0.5 oz (12-14 g)
  • Wingspan: 7.9-8.7 in (20-22 cm)


Worm-eating Warblers have a smaller territory than many warblers and breed in eastern US states. They can also be seen during migration in the southeast and coastal areas.

Habitat And Diet

You can find Worm-eating warblers in forests, often near the ground, feeding on caterpillars rather than worms.

Worm-eating warblers’ Song:


Nests of Worm-eating Warblers are made from dried leaves and moss and placed on the ground near shrubs. They lay around five eggs, which take around fifteen days to hatch and another ten days for the young to leave the nest.

Fun Fact:

Worm-eating Warblers return to the exact same location in summer and winter every year.