Spiders

Red-back Spider – Lactrodectus hasselti

Hundreds of people are bitten by Red-back Spiders every year, however very few are seriously injured. (Check out a news article at the end of this page.) Its close relative, the Black Widow Spider, is probably the most common cause of serious spider bites overseas. An almost identical spider, the Katipo, is the only venomous spider in New Zealand. […]

Tarantulas

​Tarantulas comprise a group of large and often hairy spiders belonging to the family Theraphosidae. Currently, about 1,000 species have been identified. Some of the more common species have become popular in the exotic pet trade. New World species kept as pets have urticating hairs that can cause irritation to the skin, and in extreme cases, cause damage to the […]

Common House Spider

Appearance: Common House Spiders or American House Spiders, Parasteatoda tepidariorum, are generally dull, with patterns consisting of brown shades for coloration, often giving a vague spotted appearance that is particularly noticeable on the legs. Their average body size is a quarter-inch (6 mm) long, but they can be an inch (2.5 cm) or more across with legs […]

Red Spotted Ant Mimic Spider

​Members of the genus Castianeira are considered mimics of large ants, such as carpenter ants, and mutillid wasps, which are known as “velvet ants.” These spiders walk about slowly the way ants do and then only move fast when disturbed.  Castianeira descripta, the red spotted ant mimic spider only walks with six legs, like an ant. As […]

Ground Spiders – Gnaphosidae

Ground spiders (family Gnaphosidae) are reddish, brown, gray, striped, black spiders, and include nearly 2,000 described species in over 100 genera, distributed worldwide. This makes the family the seventh largest known. New species are still being discovered. They are closely related to Clubionidae. Common genera include Gnaphosa, Drassodes, Micaria, Cesonia, Zelotes and many others. There are a […]

Darwin’s Bark Spider

Darwin’s bark spider (Caerostris darwini) is an orb-weaver spider that produces one of the largest known orb webs, with anchor lines spanning up to 25 metres (82 ft). The spider was discovered in Madagascar in the Andasibe-Mantadia National Park in 2009.  The species was named in honour of the naturalist Charles Darwin, with the description being prepared precisely 150 years after the publication of The Origin of […]

Red-back Spider – Lactrodectus hasselti

Hundreds of people are bitten by Red-back Spiders every year, however very few are seriously injured. (Check out a news article at the end of this page.) Its close relative, the Black Widow Spider, is probably the most common cause of serious spider bites overseas. An almost identical spider, the Katipo, is the only venomous spider in New Zealand. […]

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