🕷️Phidippus johnsoni
Phidippus johnsoni, the red-backed jumping spider or Johnson jumping spider, is one of the largest and most commonly encountered jumping spiders of western North America. It is not to be confused with the unrelated and highly venomous redback spider.
Text: Wikipedia, CC BY-SA 4.0.
The IUCN Red List has not assessed Phidippus johnsoni yet.
- Body mass
- 0 kg
- Body length
- 0.01 m
- Shoulder height
- not recorded
- Top speed
- not recorded
- Bite force
- not recorded
- Maximum lifespan
- not recorded
Everything we know about the Phidippus johnsoni
Typical adult figures. Where a value is an estimate rather than a measurement, it says so.
Body mass0 kgfield measurementWorld Spider Trait DatabaseDetails ↓Hide ↑
Herberstein et al. 2022; Greenstone & Bennett 1980
Source: World Spider Trait Database · Pekar et al. 2021, Database 2021:baab064 · CC BY
Body length0.01 mrecord 0.01 m · World Spider Trait Databasetypical adultWorld Spider Trait DatabaseOther figures ↓Hide ↑
Lyons et al 2025 trait data; Edwards 2004
Record: largest individual on record
Source: World Spider Trait Database · Pekar et al. 2021, Database 2021:baab064 · CC BY
Figures vary
- 0.01 mWorld Spider Trait DatabasePekar et al. 2021, Database 2021:baab064Lyons et al 2025 trait data; Edwards 2004
Volume l0 LaverageDetails ↓Hide ↑
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 Phidippus johnsoni yet: shoulder height, top speed, bite force, maximum lifespan.
Family tree
- kingdomAnimalia
- ›phylumArthropoda
- ›classArachnida
- ›orderAraneae
- ›familySalticidae
- ›genusPhidippus
- ›speciesPhidippus johnsoni
- orderSpiders · Araneae
- familySalticidae
- subfamilyDendryphantinae
- genusPhidippus
All 8 branches ↓Fewer branches ↑
- kingdomMetazoa
- phylumArthropoda
- subphylumChelicerata
- orderSpiders · Araneae
- suborderAraneomorphae
- familySalticidae
- subfamilyDendryphantinae
- genusPhidippus
More about the Phidippus johnsoni
No videos of the Phidippus johnsoni yet.
We have 44,653 videos so far, and none of them features this animal yet.
All videos →Compare the Phidippus johnsoni
Pick a tool — the Phidippus johnsoni is already selected.
Compare every stat with any other animal.
Stand them on the same floor and see who's bigger.
How speed, brain and bite scale with body size. This animal isn't in the sample yet.
See where it sits in the tree of life.