I like this next pic - they're either playing at being bookends or it's a pushmepullyou meerkat!
I wonder what you have to do to get to be the one in the middle?
He'll certainly be warm!
Ouch! I hurt my paw!
There is a crawl tunnel (child size!) which emerges in a perspex viewing bubble - it was a bit of a struggle, but I made it in there.
Didn't trample on too many children. Sadly, too many of them had scratched their little names on the perspex for it to be very good for viewing.