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Snapshot
Primary Traits
19 g
0 m - 1,000 m
49
—
Record section
Identity and Taxonomy
Scientific identity, taxonomic placement, and source lineage.
Scientific name
Passerella arborea
English name
American Tree Sparrow
Order
Passeriformes
Family
Passerellidae
Genus
Passerella
Species
arborea
Data source
SPBU, BOTW
Record section
Conservation and Range
Threat status and geographic distribution signals.
Conservation status
Least Concern
Range restricted
No
Island endemic
No
Biogeographic realm
Nearctic
Latitudinal zone
Temperate-Polar
Record section
Measurements
Mass and elevation values from the stored record.
Minimum female mass
13 g
Maximum female mass
21 g
Minimum male mass
15 g
Maximum male mass
28 g
Minimum unsexed mass
No data
Maximum unsexed mass
No data
Average mass
19 g
Minimum elevation
No data
Typical lower elevation
0 m
Typical upper elevation
1,000 m
Maximum elevation
No data
Elevation range
1,000 m
Typical elevation
500 m
Record section
Ecology
Habitat, diet, and specialization profile.
Primary habitat
Shrub
Habitat breadth
6
Primary diet
Omnivore
Diet breadth
3
Diet specialization index
0.74
Record section
Behavior and Reproduction
Breeding, nesting, incubation, and social traits.
Social behavior
No data
Mating system
No data
Cooperative breeding
No data
Nest type
Cup/Bowl
Nest substrate
Ground, Grass, Shrub/Bush/Vine, Tree
Minimum broods per year
1
Maximum broods per year
1
Minimum clutch size
4
Maximum clutch size
6
Incubating sex
Female
Minimum incubation period
11 d
Maximum incubation period
14 d
Minimum fledging period
8 d
Maximum fledging period
10 d
Nest parasitism
No data
Average clutch size
5
Average fledging period
9 d
Record section
Mobility and Flight
Flight ability and movement pattern.
Flight status
Flies
Mobility patterns
Migratory