With a fly, it will sink its fangs in and turns insides in juice. It then sucks out the juice, therefore killing the fly.
It can also be fatal to humans.
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Thats easy! Red back spiders are called 'red back spiders because they have a red (or sometimes dark orange) stripe on their back. they sometimes have a diamond slightly below that stripe aswell.
Tall
by humping
what are red back appearances
Yes spiders do live after they bite. They live for a long time.
Redback, found in Australia
yes they do but in a smaller why then the adults
Yes, corn spiders can and do bite. Their venom is not considered as toxic or as serious as the venom from some other spiders.
Yes
sometimes
Australia
not unless they have red on their back