Quiz: The fate of Pepper and pets in supernatural fiction

What type of animal is Pepper, the narrator's loyal companion? 🐶
Difficulty: Easy
What unusual event causes Pepper to turn into a "mouldering heap of bones and dust"? ⏳
Difficulty: Medium
Besides Pepper, what other pets of the narrator and his sister meet a grim end due to supernatural or unexplained phenomena? 👻
Difficulty: Hard
Space: The House On The Borderland