Bristol Zoo is carrying out its annual census of animals.
The stock-take involves counting all 400 species in the zoo from gorillas to insects - it has the potential to be a nightmare for zookeepers, the most challenging part of the audit is apparently counting more than 700 birds.
Tanya Mercer has been at the zoo this morning and sends this report:
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A mild evening will be overcast with wet spells. Some rainy patches will be heavy.
It will be mostly cloudy and mild with outbreaks of rain, some heavy. Windy, with gales possible in exposed areas.