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Snapshot
Primary Traits
46.3 g
0 m - 12 m
48
—
Record section
Identity and Taxonomy
Scientific identity, taxonomic placement, and source lineage.
Scientific name
Zapornia palmeri
English name
Laysan Rail
Order
Gruiformes
Family
Rallidae
Genus
Zapornia
Species
palmeri
Data source
BOTW, EXT
Record section
Conservation and Range
Threat status and geographic distribution signals.
Conservation status
Extinct
Range restricted
No data
Island endemic
Yes
Biogeographic realm
Oceania
Latitudinal zone
Tropical
Record section
Measurements
Mass and elevation values from the stored record.
Minimum female mass
No data
Maximum female mass
No data
Minimum male mass
No data
Maximum male mass
No data
Minimum unsexed mass
46 g
Maximum unsexed mass
No data
Average mass
46.3 g
Minimum elevation
No data
Typical lower elevation
0 m
Typical upper elevation
12 m
Maximum elevation
No data
Elevation range
12 m
Typical elevation
6 m
Record section
Ecology
Habitat, diet, and specialization profile.
Primary habitat
Grassland
Habitat breadth
2
Primary diet
Invertebrate
Diet breadth
5
Diet specialization index
1
Record section
Behavior and Reproduction
Breeding, nesting, incubation, and social traits.
Social behavior
Pairs and family groups
Mating system
No data
Cooperative breeding
No data
Nest type
Cup/Bowl
Nest substrate
Ground, Shrub/Bush/Vine, Grass
Minimum broods per year
No data
Maximum broods per year
No data
Minimum clutch size
2
Maximum clutch size
4
Incubating sex
No data
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
3
Record section
Mobility and Flight
Flight ability and movement pattern.
Flight status
Flightless
Mobility patterns
Sedentary