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Saint Andrews Cross Spider

Saint Andrews Cross Spider Sydney

Argiope Keyserlingi also known as you’re Saint Andrews Cross Spider and are a common spider in Australia. Saint Andrews Cross Spider will vibrate the stabilimentum until the spider becomes blurry if felt threatened.

Identification of Saint Andrews Cross Spider

Female Saint Andrews Cross Spiders will grow between 10 – 16mm while the male Wolf Spiders are much smaller 3 – 4 mm in length. Male Saint Andrews Cross Spiders are a brown to cream colour whereas the female Saint Andrews Cross Spider can be red, silver and black on their upper abdomen with 2 yellow stripes on their lower abdomen. The Saint Andrews Cross Spider have eight legs when in their web the spider will pair the two top legs together and the two bottom legs together so it appears as though they only have four legs.

Habitats of Saint Andrews Cross Spider

Saint Andrews Cross Spiders belong to the species which are known as Orb web spiders. Saint Andrews Cross Spiders is known for spinning very large webs with a whitish bluish cross in the centre of its web.Saint Andrews Cross Spiders spins their webs in trees and shrubs in suburban backyards and bushy areas.

Reproduction of Saint Andrews Cross Spider
Saint Andrews Cross Spiders will mate in Summer to Autumn. Both genders have duel sex organs which means that both organs must match, left to right and right to left. Once the male Saint Andrews Cross Spider mates with the female Saint Andrews Cross Spider his pedipalp will snap off in the female Saint Andrews Cross Spider organ preventing other males mating with her. The female Saint Andrew spider can mate twice in her life time and will only ever mate once with a male. The male Saint Andrews Cross Spider prefers to mate virgin female Saint Andrews Cross Spiders. Male Saint Andrews Cross Spider will construct a mating thread in the female web and will attract the female by vibrating the tread after mating the female Saint Andrews Cross Spider will lay her egg sack in her web. Once the egg hatches roughly 1200 spiderlings will emerge in Spring.

Diet for Saint Andrews Cross Spider
Saint Andrews Cross Spiders will prey on moths, flies, bugs, bees and butterflies and will wrap its prey in a secured silk before biting into its prey. The whitish bluish cross in the Saint Andrews Cross Spiders web reflects ultra-violet light which attracts their prey.