There was an alarming disruption at the San Diego Zoo. The front gates burst open and many of the animals fled into Balboa Park. Leonardo the Lion tried to round them up outside the gates until they panicked and scattered again. 

See if you can help him gather the herd to escort them back home.    Leonardo has set out ahead of you to convince his friends that all is well. He needs your help and has dropped some clues. 

Use your detective skills to figure out what or who caused the disruption.