Just looking at the pictures on the WikiHow page for this "therian" thing, is enough alone to prove it's garbage not worth bothering with. Wow...
I had never even heard of it until now, and had to look it up. And yes, it looks like enemy-promoted mental illness; as bad, or even worse, than furries. I have also seen that triangular logo with a circle and a line, and it looks jewish alright.
You should ignore it completely, and focus on the JoS.