It was early in the morning when the detective showed up. He headed due east, following the snow-shoe tracks of the famous bird photographer Harvey Fowl. Suddenly, he came upon Fowl's dead body. He had been shot and killed by an arrow that entered his back and pierced his heart. The detective hurried back to the cabin where Fowl was staying with a couple friends friends. Both of them were shocked when he relayed the tragedy. Alice kept muttering that he couldn't believe it. She said that he told her he was going out to photograph various birds in their early morning habit. Bob, who was counting his arrows, turned ashen white when he noticed one of them were missing. "Something doesn't add up with your story", said the detective.
Who was he talking to, and why?