They are endemic to Australia
Predators of the redback spider include birds (such as the butcherbird), wasps, certain spider species, and some small mammals like mice. These predators help to control redback spider populations in their natural habitats.
a redback spider
Redback
i think the Australian redback but i am not sure u could look it up u kno don't be lazy
Redback
Redback
the redback?
yes they can be crossbred red back spiders
http://en.wikipedia.org/wiki/Redback_spider
The spider is probably a black widow, they are dangerous because they have extremely poisonous venom
That could be the Redback spider and the Whitetail spider.