Challenge Question #8:

Answer: A tagged monarch was discovered at a roost in Texas. We asked, exactly where —and when — do you think the butterfly was tagged?

Answer: Nobody knows yet where this monarch was tagged. Dr. Chip Taylor of Monarch Watch says it will take many months to compile the data. We will alert our readers when the answer finally arrives.

• Meanwhile, enjoy these true stories about other tagged monarch butterflies. Can you learn at least one new fact about monarch migration from each story?