Farm crimes! cracking the case of the missing egg

"It is a quiet day at the farm when the peace is broken by a horrific scream from the hen house. Someone has stolen Hen's egg! This is a job for Inspector Goat, the world's Number One Goat Detective (as awarded by himself to himself in 2001). The inspector questions all the citizens of the farm, and together they find a number of important clues-a piece of eggshell, a little yellow feather, and some tiny footprints. As the inspector's ineffective...