The stepmom, Jill, was uncertain how to react on discovering the teen was a 'therian ... She wears a mask and a tail and has a YouTube channel of her jumping around like a fox in really short ...

After we moved and she learned about "therian", she began getting interested in making masks & parts. In fact, she just made a fox tail & mask from crafting supplies- I support that creativity.

One TikTok account, called @.fern_.the.therian, shows a group of therians running through fields of grass and throwing their masks and tails in the air. Another, based in Reading in the UK ...