Western Spotted Orbweaver
Western Spotted Orbweaver
Neoscona oaxacensis
Also known as: Zig-zag spider
Arachnida
COMMON

Stats

Lifespan
About 1 yr
Size
Medium
Diet
Insectivore
Activity
Nocturnal
Social
Solitary
Biome
Temperate shrubland
Range
Americas
Movement
Climbing
Breeding
Egg-laying
Defense
Camouflage
Status
Common

About

The western spotted orbweaver is a common orb-weaving spider of the western United States and Mexico, with a mottled brown-and-cream abdomen patterned with dark spots that helps it disappear against bark and dry vegetation. Each evening it rebuilds its wheel-shaped web from scratch, often near porch lights where it can ambush insects drawn to the glow.

Life cycle

  1. 1.
    egg sac
    A silk-wrapped egg sac shelters a clutch of eggs until the young are ready to emerge.
  2. 2.
    juvenile
    A spiderling emerges from the egg sac already in miniature adult form and starts catching prey almost immediately.
  3. 3.
    subadult
    A near-adult arachnid molts through several instars, growing larger and developing mature markings.
  4. 4.
    adult
    Fully grown after its final molt.

Learn more

Taxonomy

Kingdom
Animalia
Phylum
Arthropoda
Class
Arachnida
Order
Araneae
Family
Araneidae
Genus
Neoscona
Species
Neoscona oaxacensis