French: Moucherolle à ventre jaune German: Birkenschnäppertyrann Spanish: Mosquero ventriamarillo
W. M. Baird and S. F. Baird
near Carlisle, Pennsylvania, USA
W Canada from S Yukon and C & N British Columbia E to Newfoundland, Prince Edward I and Nova Scotia, and S into NE USA (E from N Minnesota and Great Lakes region, S into Pennsylvania, C New York, and disjunctly in West Virginia). Winters from SE & SW Mexico (on Caribbean slope from S Tamaulipas, on Pacific slope from Oaxaca) S to W Panama.
12·5–15 cm; 9–16 g. Adult has rounded crown greenish-olive, slightly crested; pale olive supraloral area, pale yellow complete eyering; head side, nape and... read more
Song, often from prominent perch 3–10 m up, an abrupt “killionk” or “che-... read more
Breeds in coniferous and mixed forests, bogs, swamps and muskegs, often in moist areas with thick... read more
Food and feeding
Insects and other arthropods; occasionally fruit. On breeding grounds, diet includes flying ants (Hymenoptera), small beetles (Coleoptera... read more
Late May to early Aug. Nest constructed by female, a hollowed-out depression lined with grass, black rootlets and conifer needles, average... read more
Long-distance migrant, wintering in Central America. Migrates at night through E USA to C Great... read more
Status and conservation
Not globally threatened. Fairly common. Difficult to census owing to inaccessible breeding habitat, but global population estimated at 6,200,000 individuals. Population... read more
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