What is the ruling for a woman dancing for her husband in the wedding where other women can see her?

Recently a documentary showed chicken runs in Pakistan where blood, veins of animals and meat of animals not slaughtered according to sharia are given as food to chicken. It made people worry as to what is the ruling on consuming such chicken? Is it permissible or not?

What is the ruling on buying, selling and eating sturgeon?

What is the ruling on looking at a non-mahram woman?

In what circumstances it is not forbidden for a woman to shake hands with a non-mahram man? In order to pay allegiance, can a woman kiss the hand of a man covered with a piece of cloth?

What is the ruling on concluding a temporary marriage and having sexual intercourse with a non-Muslim girl who is not from the people of the book? Is there any way to make such relationship lawful?