Fauna
Arachnid

Colonus puerperus

Colonus puerperus

Also known as Grass Jumping Spider

Colonus puerperus stalks small insects through grassy fields and meadow vegetation across the eastern United States. Females display a pale orange to yellowish body with dark flecks, whereas the smaller males feature contrasting dark markings on their legs and head. They use large forward-facing primary eyes to measure depth before springing onto prey with exceptional precision.

Active HunterMicro PredatorGrassy Fields
—observations
—countries
—peak records
Not EvaluatedConservation statusIUCN Red List categoriesLCNTVUENCREWEXNot Evaluated — not placed on the risk ladderRed List categories, explained →
Diet & preyLeafhoppers, Flies, Small caterpillars
Predators
  • Songbirds
  • Lizards
  • Spider wasps
ThreatsBroad-spectrum pesticide application, habitat destruction
HabitatsOld fields, grassy meadows, pastures, garden edges
Life span1–2 years
  1. OrderAraneae
  2. FamilySalticidae
  3. GenusColonus
  4. SpeciesColonus puerperus
Range data is not available yet.
Interaction riskLow
  1. Low
  2. Moderate
  3. High
  4. Very high
Why interaction risk is low
Safe to observe at a normal distance.
Responsible observation
  • Observation: Approach slowly, as their acute vision detects sudden movement from meters away.
  • Spotting: Search sunny grass tips and low foliage on warm summer afternoons.
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