No it is not normal for a praying mantis to hang upside down
no, a mantis does not have a back bone
they hold there pray with there pinchers
a month
yes
yes
no
Praying mantis insects are not poisonous at all.
There front legs tat have claws
A pray mantis can live up to a year.
arthropoda
To get a clear view of its pray. When they spot it, they immediately go to it and start to wrap it with its web, then sucks the blood from the pray.
A praying mantis has six legs and they also fly and can jump.