Well if Mr. Kirk believed in her, then maybe she'd be okay. Plus, she'd brought all that rope along, too. Rope was good for keeping you up in a tree. And far away from dangerous things underneath you. Like possible attacking bears.
Fluttershy put away her instructions and put on her most determined face, then started climbing the tree nearest her. It had wide leaves and lots of thick branches a bit further up. She didn't think she'd have to climb that high.
When she got up a little way, she tied some rope around her waist and knotted it around a branch, then stood up, and pulled a small tarp out of her backpack, "Okay... so I put this over these branches above me, and that should keep the rain out..."