Western Wood-Pewee Supersp #28 Contopus sordidulus Sclater       Field Guide IDs: NG-286; G-216; PW-pl 42; AE-664; AW-pl 513; AM(II)-254 Nest Location Nest Type Eggs & Mating System Dev. & Parental Care Primary & 2ndary Diet.. Foraging Strategy F I: 12-13 DAYS ALTRICIAL 15 feet - 35 feet (2 feet - 75 feet) F 3 (2-4) MONOG F: 14-18? DAYS MF HOVER & GLEAN BREEDING: Conif and conif-decid forests, forest edge, riparian woodland. 1 brood. DISPLAYS: ? NEST: Usu on horizontal limb far from trunk; larger, deeper than that of Eastern Wood-Pewee, well camouflaged but usu without lichen, of plant fibers, plant down, often bound to branch with spider webs, lined with fine materials. EGGS: White to creamy, marked with browns, purples, oft wreathed. 0.7" (18 mm). DIET: Almost entirely insects; few berries. CONSERVATION: Winters from Colombia and Venezuela s to Peru and Bolivia. Rare cowbird host. NOTES: Reportedly polygynous, but frequency unclear, perhaps only rarely. STANFORD. NOTES: ESSAYS: Superspecies; Decline of Eastern Songbirds; Great Plains Hybrids REFERENCES: Eckhardt, 1976; Verbeek, 1975.