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Snapshot
Primary Traits
44.8 g
0 m - 500 m
48
—
Record section
Identity and Taxonomy
Scientific identity, taxonomic placement, and source lineage.
Scientific name
Agelaius assimilis
English name
Red-shouldered Blackbird
Order
Passeriformes
Family
Icteridae
Genus
Agelaius
Species
assimilis
Data source
NWBL, BOTW
Record section
Conservation and Range
Threat status and geographic distribution signals.
Conservation status
Least Concern
Range restricted
Yes
Island endemic
Yes
Biogeographic realm
Neotropical
Latitudinal zone
Tropical
Record section
Measurements
Mass and elevation values from the stored record.
Minimum female mass
36 g
Maximum female mass
43 g
Minimum male mass
46 g
Maximum male mass
54 g
Minimum unsexed mass
No data
Maximum unsexed mass
No data
Average mass
44.8 g
Minimum elevation
No data
Typical lower elevation
0 m
Typical upper elevation
500 m
Maximum elevation
No data
Elevation range
500 m
Typical elevation
250 m
Record section
Ecology
Habitat, diet, and specialization profile.
Primary habitat
Wetland
Habitat breadth
2
Primary diet
Omnivore
Diet breadth
4
Diet specialization index
1.1
Record section
Behavior and Reproduction
Breeding, nesting, incubation, and social traits.
Social behavior
Social
Mating system
Monogamous
Cooperative breeding
No data
Nest type
Cup/Bowl
Nest substrate
Grass, Shrub/Bush/Vine
Minimum broods per year
No data
Maximum broods per year
No data
Minimum clutch size
2
Maximum clutch size
3
Incubating sex
Female
Minimum incubation period
No data
Maximum incubation period
No data
Minimum fledging period
No data
Maximum fledging period
No data
Nest parasitism
No data
Average clutch size
2.5
Record section
Mobility and Flight
Flight ability and movement pattern.
Flight status
Flies
Mobility patterns
Sedentary