Answer:
My keepers feed me colored balls. With sticks they store on my den walls. Sometimes I store them in my pouch. Sometimes deep in my belly; ouch!
One simple click, one simple flash. A piece of memory, for years I'll last. What am I?
Canine children.
Tuesday, Sam and Peter went to a restaurant. After eating lunch, they paid the bill. Sam and Peter did not pay. Who did?
What is black when you buy it, red when you use it, and gray when you throw it away?
I have feet on my head