Arguably, no one should face consequences for anything then, lest they threaten suicide? 
Whether she should face trial by media or not, we all live in a world where the potential for that to happen is high, especially if we’re publicly abusing an animal, or indeed anyone vulnerable.
Personally I don’t feel the slightest bit of sympathy for her. This is a consequence of her own choices. I hope she is charged legally, and I also hope she’s dismissed from her employment. I don’t think anyone capable of such cruelty should be in a position of power over the vulnerable.