"Er..., Celes, we're.... find... kinda... fight right ....arcanine... eat me... We've ... control ... Kamina ... us, ... deal with... type, no ..."
Spruce's voice kept getting cut off. Josh assumed that he was in a fight against an Arcanine, and Kamina was with him. At least, that was what he assumed based on the few words that he could understand. Whatever it was, they would probably be occupied for a while before they could start looking.

 They had to find a way to stay warm. The tree blocked the wind, but that wouldn't be enough. Building a fire would be their best option.
"Hey Celes, we need to build a fire, or something." Josh said. "It might take a while for the others to find us, and besides blocking the wind a little, this tree isn't doing much."
He began looking for weak branches in some of the trees nearby. "Try to find something that'll burn. We'll need something to light it with, too."