". . . and inside of a dog it's too dark to read."
Even inside a hollow dog, the light isn't great.
a 5 foot tall silver ball. a 1 foot tall dog is -3 feet above the ball. 3 gold lights are -1 foot above the ball. a fresh green light is to the left of the dog. a 2 inch tall [book] book is -7.5 inches above the dog. the book is facing back. a black light is behind the book.