kazza how very silly of me- you are right.
Hugging trees doesn't get you food poisoning, just a nasty case of bark rash. 
It was funny before, when they showed him eating the grass, and Claire Balding did comment on the fact he is so careful about what he puts in his body- yet eats the grass that we know the sniffer dogs have pissed on that all those feet have trampled on.
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