I'm pretty sure I spotted at least 1,000 cougars at Sydney Football Stadium alone when Bon Jovi were playing. I see no reason to discount Terry's claim as infeasible.
It took nearly 7 years for someone to make a joke like this in the thread!
Here in New Zealand we have the mystery of the moose released over a century ago. Last photographed clearly in 1953, but there are signs they're still around. Hope the poor sods aren't too inbred by now.