Continuing my series on Warblers of Southern Arizona, in alphabetical order, next up:
Yellow Rumped Warbler
Distinctive Identification Marks: Streaked breast, flanks, and back; white under eye arc; yellow crown patch, rump, and shoulders; yellow throat in audubon's and white throat in myrtle's; large tail with white spots and black edges;
Frequency: abundant
Season: year round with greater numbers in winter
Range: throughout North America
Habitat:
Mid Tree
Open coniferous forests and forest edges
Often found in municipal parks where berries are present
Nests:
Cup of twigs, pine needles, and grasses lined with hair and feathers; nests take about ten days to build; 3 to 4 inches wide and two inches high; placed on horizontal branches of conifers (hemlock, spruce, white cedar, pine, Douglas-fir); only occasionally in a deciduous tree; nest can be anywhere from 4 to 50 feet off the ground;
Feeding Behavior:
Gleaning: perched bird takes prey from branch
Hawking: perched bird takes prey from air, similar to flycatchers
Diet more insects in summer and berries in winter
Males forage higher in trees than females
General Behavior:
Hovering
Very active; constant movement
Often travel in flocks
Where to Find: Municipal parks; lowland streams and riparian areas; all Madrean Ski Island mountains;
Chance of Finding: 90% in fall, winter, and spring; 60% in summer;
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| displaying yellow rump |
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| eating berries |
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| in pines |
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| in cattails |
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| taking sap from tree |
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| showing streaking |
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| breeding coloration |
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| audubon's |
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| myrtle |
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| bathing |
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