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Snapshot
Primary Traits
847.2 g
0 m - 2,750 m
49
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Record section
Identity and Taxonomy
Scientific identity, taxonomic placement, and source lineage.
Scientific name
Buteo swainsoni
English name
Swainson's Hawk
Order
Accipitriformes
Family
Accipitridae
Genus
Buteo
Species
swainsoni
Data source
HBW2, BOTW
Record section
Conservation and Range
Threat status and geographic distribution signals.
Conservation status
Least Concern
Range restricted
No
Island endemic
No
Biogeographic realm
LN
Latitudinal zone
Temperate
Record section
Measurements
Mass and elevation values from the stored record.
Minimum female mass
590 g
Maximum female mass
1,367 g
Minimum male mass
540 g
Maximum male mass
936 g
Minimum unsexed mass
540 g
Maximum unsexed mass
1,110 g
Average mass
847.2 g
Minimum elevation
No data
Typical lower elevation
0 m
Typical upper elevation
2,750 m
Maximum elevation
No data
Elevation range
2,750 m
Typical elevation
1,375 m
Record section
Ecology
Habitat, diet, and specialization profile.
Primary habitat
Woodland
Habitat breadth
4
Primary diet
Vertebrate
Diet breadth
2
Diet specialization index
1.1
Record section
Behavior and Reproduction
Breeding, nesting, incubation, and social traits.
Social behavior
Solitary
Mating system
No data
Cooperative breeding
Occasional help
Nest type
Cup/Bowl
Nest substrate
Nest, Shrub/Bush/Vine, Tree
Minimum broods per year
No data
Maximum broods per year
No data
Minimum clutch size
1
Maximum clutch size
4
Incubating sex
No data
Minimum incubation period
34 d
Maximum incubation period
35 d
Minimum fledging period
42 d
Maximum fledging period
44 d
Nest parasitism
No data
Average clutch size
2.5
Average fledging period
43 d
Record section
Mobility and Flight
Flight ability and movement pattern.
Flight status
Flies
Mobility patterns
Migratory