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gptkbp:instance_of
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gptkb:bird
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gptkbp:adaptations
|
to seasonal changes.
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gptkbp:adult_plumage
|
acquired after first molt
more streaked and less colorful
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gptkbp:behavior
|
foraging on the ground
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gptkbp:breeding_behavior
|
monogamous during breeding season
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gptkbp:breeding_range
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gptkb:North_America
|
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gptkbp:breeding_season
|
spring to summer
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|
gptkbp:call
|
short, sharp notes
|
|
gptkbp:clutch_size
|
3 to 5
depends on environmental conditions
|
|
gptkbp:color
|
gptkb:yellow
|
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gptkbp:coloration
|
brown and gray
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|
gptkbp:common_name
|
gptkb:American_Tree_Sparrow
|
|
gptkbp:conservation_efforts
|
habitat preservation
|
|
gptkbp:conservation_status
|
gptkb:Least_Concern
|
|
gptkbp:cultural_significance
|
featured in birdwatching
|
|
gptkbp:diet
|
seeds
|
|
gptkbp:egg_color
|
white with brown spots
|
|
gptkbp:family
|
gptkb:Emberizidae
|
|
gptkbp:features_song
|
melodic and varied
|
|
gptkbp:first_described_by
|
gptkb:John_James_Audubon
|
|
gptkbp:fledging_period
|
10 to 12 days
|
|
gptkbp:foraging_behavior
|
scratching the ground
|
|
gptkbp:genus
|
Spizella
|
|
gptkbp:habitat
|
open fields
|
|
gptkbp:habitat_preference
|
boreal forests and shrubby areas
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
American Tree Sparrow
|
|
gptkbp:incubation_period
|
about 10 to 12 days
|
|
gptkbp:is_recognized_by
|
distinctive head pattern
|
|
gptkbp:length
|
15 to 17 cm
|
|
gptkbp:migration
|
migratory
late summer to early fall
north in spring, south in fall
|
|
gptkbp:nest_location
|
in dense grass or shrubs
|
|
gptkbp:nest_material
|
grasses and plant fibers
|
|
gptkbp:nesting
|
gptkb:ground
influenced by food availability
|
|
gptkbp:predators
|
hawks
|
|
gptkbp:related_species
|
gptkb:Chipping_Sparrow
other sparrows
|
|
gptkbp:scientific_name
|
gptkb:Spizella_arborea
|
|
gptkbp:social_behavior
|
often found in flocks
|
|
gptkbp:song
|
chewy, sweet notes
|
|
gptkbp:species
|
gptkb:Spizella_arborea
|
|
gptkbp:subspecies
|
gptkb:Spizella_arborea_pallida
gptkb:Spizella_arborea_ochracea
gptkb:Spizella_arborea_arborea
|
|
gptkbp:tail_type
|
notched
|
|
gptkbp:territorial_behavior
|
males defend nesting territory
|
|
gptkbp:threats
|
habitat loss
|
|
gptkbp:type_of_care
|
dependent on parents for food
|
|
gptkbp:weight
|
15 to 25 g
|
|
gptkbp:wildlife
|
important for population stability
common target for birdwatchers
|
|
gptkbp:wingspan
|
20 to 25 cm
|
|
gptkbp:wintering_range
|
southern Canada to northern United States
|
|
gptkbp:bfsParent
|
gptkb:Birds_of_America
gptkb:Passeriformes
gptkb:Cedar_Breaks_National_Monument
gptkb:The_Birds_of_America
|
|
gptkbp:bfsLayer
|
5
|