A Therian is a person who believes or feels he/she is a non-human animal (sadly not physically though) the Therian connection between your animal can be spiritual or psychological.
A therians animal (this is my explanation of it) is a lost soul who has attached itself to the wrong body. For instance, when someone is born an animals soul has the chance to enter
Don't worry, we aren't possessed, we aren't going to haunt you.
Our Therian type can be at peace at times.
Just...
If someone's Therian type is a wild animal...
Don't.
And I repeat (someone had to learn this the hard way from ME.)
DO NOT.
Make them angry.