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Snapshot
Primary Traits
172.3 g
0 m - 3,000 m
49
—
Record section
Identity and Taxonomy
Scientific identity, taxonomic placement, and source lineage.
Scientific name
Nucifraga caryocatactes
English name
Northern Nutcracker
Order
Passeriformes
Family
Corvidae
Genus
Nucifraga
Species
caryocatactes
Data source
CAJ, BOTW, D07
Record section
Conservation and Range
Threat status and geographic distribution signals.
Conservation status
Least Concern
Range restricted
No
Island endemic
No
Biogeographic realm
Palearctic
Latitudinal zone
Temperate
Record section
Measurements
Mass and elevation values from the stored record.
Minimum female mass
118 g
Maximum female mass
200 g
Minimum male mass
152 g
Maximum male mass
220 g
Minimum unsexed mass
124 g
Maximum unsexed mass
220 g
Average mass
172.3 g
Minimum elevation
No data
Typical lower elevation
0 m
Typical upper elevation
3,000 m
Maximum elevation
No data
Elevation range
3,000 m
Typical elevation
1,500 m
Record section
Ecology
Habitat, diet, and specialization profile.
Primary habitat
Forest
Habitat breadth
2
Primary diet
Seed
Diet breadth
3
Diet specialization index
1.22
Record section
Behavior and Reproduction
Breeding, nesting, incubation, and social traits.
Social behavior
Pairs and family groups
Mating system
Monogamous
Cooperative breeding
No data
Nest type
Cup/Bowl
Nest substrate
Tree, Rock, Building
Minimum broods per year
1
Maximum broods per year
No data
Minimum clutch size
2
Maximum clutch size
5
Incubating sex
Both
Minimum incubation period
18 d
Maximum incubation period
19 d
Minimum fledging period
23 d
Maximum fledging period
28 d
Nest parasitism
No data
Average clutch size
3.5
Average fledging period
25.5 d
Record section
Mobility and Flight
Flight ability and movement pattern.
Flight status
Flies
Mobility patterns
Altitudinal Migrant, Irregular/Nomadic, Sedentary