Northern Spotted Owl.USFWS🦉

Photo: Hollingsworth, John and Karen; photo by USFS R… · Public domain

SpeciesStrigiformesStrigidae
Birds

🦉Spotted Owl

Strix occidentalis (Xántus de Vésey, 1860)

The spotted owl is a species of true owl. It is a resident species of old-growth forests in western North America, where it nests in tree hollows, old bird of prey nests, or rock crevices. Nests can be between 12 and 60 metres from the ground, and usually contain two eggs. It is a nocturnal owl which feeds on small mammals and birds. Three subspecies are recognized, ranging in distribution from British Columbia to Mexico. The spotted owl is under pressure from habitat destruction throughout its range, and is currently classified as a near-threatened species.

Text: Wikipedia, CC BY-SA 4.0.

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Photos
2
Measurements
12
vs you
≈ 1/110th of your weight
Conservation status
NTNear threatened

IUCN Red List assessment, 2020.

Population trendDecreasing
Key measurements
Body mass
0.59 kg
Body length
not recorded
Shoulder height
not recorded
Top speed
not recorded
Bite force
not recorded
Maximum lifespan
25 years
All measurements ↓
Facts and figures

Everything we know about the Spotted Owl

Typical adult figures. Where a value is an estimate rather than a measurement, it says so.

Body mass
0.59 kg
AVONET
Other figures ↓

Source: AVONET · v1.1 (Tobias et al. 2022) · CC BY 4.0

Figures vary

  • 0.59 kgAnAgeAnAge build 15, 2023-07-03 (HAGR)data quality: acceptable
Tail length
0.19 m
AVONET
Details ↓

Source: AVONET · v1.1 (Tobias et al. 2022) · CC BY 4.0

Wing length
0.32 m
AVONET
Details ↓

Source: AVONET · v1.1 (Tobias et al. 2022) · CC BY 4.0

Beak length
0.04 m
AVONET
Details ↓

Source: AVONET · v1.1 (Tobias et al. 2022) · CC BY 4.0

Tarsus length
0.06 m
AVONET
Details ↓

Source: AVONET · v1.1 (Tobias et al. 2022) · CC BY 4.0

Maximum lifespan
25 years
AnAge
Details ↓

data quality: acceptable

Source: AnAge · AnAge build 15, 2023-07-03 (HAGR) · CC BY 3.0

Gestation
30 days
AnAge
Details ↓

data quality: acceptable

Source: AnAge · AnAge build 15, 2023-07-03 (HAGR) · CC BY 3.0

Litter size
about 2
AnAge
Details ↓

data quality: acceptable

Source: AnAge · AnAge build 15, 2023-07-03 (HAGR) · CC BY 3.0

Trophic level
Carnivore
AVONET
Details ↓

Source: AVONET · v1.1 (Tobias et al. 2022) · CC BY 4.0

Habitat
Forest
AVONET
Details ↓

Source: AVONET · v1.1 (Tobias et al. 2022) · CC BY 4.0

Lifestyle
Insessorial
AVONET
Details ↓

Source: AVONET · v1.1 (Tobias et al. 2022) · CC BY 4.0

Volume l
0.6 Laverage
Details ↓

Body mass at ~1.0 kg/L, the density of vertebrate tissue.

average = a mean across sexes or species in a group.

Not recorded for Spotted Owl yet: body length, shoulder height, top speed, bite force.

Where it sits

Family tree

  1. kingdomAnimalia
  2. ›phylumChordata
  3. ›classAves
  4. ›orderStrigiformes
  5. ›familyStrigidae
  6. ›genusStrix
  7. ›speciesStrix occidentalis
Full lineage
  1. orderSauria
  2. classBirds · Aves
  3. orderOwls · Strigiformes
  4. familyStrigidae
All 11 branches ↓
  1. kingdomMetazoa
  2. phylumChordata
  3. subphylumCraniata
  4. subphylumVertebrata
  5. superclassGnathostomata
  6. superclassSarcopterygii
  7. superclassTetrapoda
  8. orderSauria
  9. classBirds · Aves
  10. orderOwls · Strigiformes
  11. familyStrigidae
More

More about the Spotted Owl

In other languages
gamarús pigallat (ca), puštík západní (cs), Plettet Natugle (da), Fleckenkauz (de), Strix occidentalis (es), täpläpöllö (fi) … and 22 more languages
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