Colima Warbler

15 cm (6") Rare. South Texas; Chisos Mountains in Big Bend National Park. Mixed oak-pine canyons.

Gray head and back. Resembles Virginia's Warbler but larger with brown sides. Female has an orange-yellow rump and undertail coverts.

Song: trill like Chipping Sparrow's but more musical ending in one or two lower notes.

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Vermivora crissalis