Field Guide
Spiny Orb Weavers
Spiny Orb Weavers
Spiny orb-weavers are a species of
Orb weaving spider from the Genus Gasteracantha. They are also commonly called Spiny-backed orb-weavers or Crab like orbweavers, due to the prominent spines on their abdomen. Spiny Orb- weavers’ bites are generally harmless to humans and feed on a wide range of flying prey including flies, moths, small beetles
IDENTIFICATION: These spiders can grow to 30mm in diameter. They have a broad, hard abdomen that can be white, orange, or yellow with red markings. They also have six pointy spines protruding from the sides of the abdomen.



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