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REGIONAL PEST REPORT

Winter season

Pest threat

Spider (Class Arachnida)

Spiders

Identification

  • 8 legged
  • 2 body regions: cephalothorax (head and thorax fused) and abdomen
  • Various colours and sizes depending on species
  • Over 35,000 described species globally; 3,000 in North America

Habitat and Behaviour

  • Tend to be found in secluded, undisturbed areas
  • Largely active at night
  • Some spiders use silken webs to capture their prey
  • Others are active hunters that explore their environments for food
  • Still others are passive hunters that ambush their prey
  • All spiders are venomous, but most are not dangerous to humans

Lifecycle

  • Female lays 2 dozen to several hundred eggs in egg sac(s)
  • Most live for 1 to 2 seasons, although a few can live as long as 20 years