Hutton's Vireo

Vireo huttoni
STANFORD LOCATIONS:

Uncommon resident in habitats dominated by coast live oaks. Few pairs breed on campus, although a pair or two can usually be found near the Mausoleum at any time of year.
 
Nest
Location
Nest
Type
Eggs
Mating System
Dev.
Parental Care
Primary &
2ndary Diet
Foraging
Strategy
MF
I: 14 DAYS
ALTRICIAL
CONIFER TREE
6 feet - 25 feet
MF
4
(3-5)
MONOG
F: 14? DAYS
MF
BERRIES

BREEDING: Woodland, esp oak and pine-oak. ? broods.
DISPLAYS: Courting male postures before female, fluffs feathers, fans tail, and gives "whining" or "snarling" call.
NEST: Suspended by rim in fork of twig usu of evergreen oak; deep and round, of "Spanish moss" (lichen) bound with spider web, lined with fine dry grass.
EGGS: White, spotted with browns, mostly near large end, occ unmarked. 0.7" (18 mm).
DIET: Includes spiders.
CONSERVATION: Winter resident. Uncommon cowbird host
NOTES: Fearless around nest. May compete for food resources with ecologically similar Chestnut-backed Chickadee where both are resident.
ESSAYS: Bird Guilds; Masterbuilders; Nest Materials.
REFERENCES: Wagner, 1981; Weathers, 1983.

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Except for Stanford Locations, the material in this species treatment is taken, with permission, from The Birder's Handbook (Paul Ehrlich, David Dobkin, & Darryl Wheye, Simon & Schuster, NY. 1988).