We had a strong prejudice against Colchester Zoo - they are particularly anal with their ticketing policy and wouldn't accept our Marwell receipt for entry until the official cards were printed and delivered. But the Zoo it'sself was outstanding, on a par with Chester.
They had a walk-through Tamerin enclosure, where we could shoot without fences or glass in the way.
One of the penguins treated us to a display of porpoising.
The lion was a delight to photograph.
We spent ages with the Mandrils