Nashville Warbler Supersp #43 Vermivora ruficapilla Wilson       Field Guide IDs: NG-370; G-274; PE-244; PW-pl 51; AE-pl 373; AW-pl 412; AM(III)-118 Nest Location Nest Type Eggs & Mating System Dev. & Parental Care Primary & 2ndary Diet.. Foraging Strategy F-M I: 11-12 DAYS ALTRICIAL F 4-5 MONOG F: 11 DAYS F-M GROUND .....GLEAN HOVER & .....GLEAN BREEDING: Deciduous, coniferous, and riparian woodlands, bogs, thickets.? broods. DISPLAYS: ? NEST: Well hidden; of coarse grass, bark strips, occ rimmed with moss, lined with fine materials. EGGS: White, marked with reddish-brown, brown, usu wreathed. 0.6" (16 mm). DIET: Entirely insectivorous. CONSERVATION: Winters s to El Salvador and c Honduras. Uncommon cowbird host. NOTES: Little studied. Breeding range does not overlap with the closely related Virginia's Warbler. STANFORD. NOTES: ESSAYS: Superspecies; Species and Speciation; Wintering and Conservation; How Do We Find Out About Bird Biology? REFERENCES: Johnson, 1976.