We will never know in the case of Dolly whether her condition is due to cloning or whether it is an unfortunateaccident because sheep do develop arthritis.
"Everything suggests it was a pure accident where several temporary and unfortunate circumstances caused the woman to set the train in motion when she was cleaning, " Paer Andersson said in a statement, according to AFP news agency.
Thinking that perhaps some terrible calamity was imminent a nuclear catastrophe, or a sudden epidemic after a research-laboratory accident and that by some unfortunate mishap he alone had not been warned, B returned home and switched on his transistor radio.