How many different species of spiders are in Australia?
There are approximately 2,900 species of spider in Australia. These species range from the everyday daddy long leg to the deadly funnel spiders that can actually kill a human.
There are over 100 known genera of wolf spiders. Each genus has one or more species. There are over 2,300 species of spiders that are known. Some spiders are extremely small, so it would be easy to overlook some kinds of them. Some parts of the world are less well studied than other parts. There may be many unknown species of spiders where few people have gone to do research.
The female of some species eats the male after copulating. Also, most spiders are cannibalistic because they become territorial. Many spiders, gender notwithstanding but mostly females, eat spiders of other species as part of their regular diet. At least one Family of spiders specializes on capturing and killing other spiders.
Many species of young spiders produce a long line of silk, and climb up to the top of vegetation, using the wind to take them into the air. In this way spiders are everywhere, travelling huge distances high in the air. Those that land somewhere favourable will breed. The redback spider (Latrodectus hasseltii) is indigenous to Australia.