The hunt's being stepped up for a County Durham man named as one of Britain's most wanted criminals.
Officers say Brian Thexton has been spotted in the North of England.
Gregg Easteal reports.
More top news
The red panda and Rothschild giraffe were born at the North Yorkshire attraction this summer.
A vicar in Darlington has been forced to sleep in his church to stop thieves.
Sunderland has been revealed as the top place in the North East and the fourth best location in the UK to make a living.