While tearing up the blanket makes him feel marginally better when he gets a good ripping sound out of it, it's almost frustrating Yuri more due to his inability to get really good grip on it with his paws. He growls at it, standing on the cloth so he can grab it in his jaws and pull. He's too absorbed in the task to notice that Daine's mood has shifted, and he doesn't yet hear or smell any sign of the new arrivals. You don't -- understand! he tells her, giving it a particularly good rip.