<style face="normal" font="default" size="100%">How do pigs behave before starting an aggressive interaction? Identification of typical body positions in the early stage of aggression using video labelling techniques [engl]</style>

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0<style face="normal" font="default" size="100%">How do pigs behave before starting an aggressive interaction? Identification of typical body positions in the early stage of aggression using video labelling techniques [engl]</style><style face="normal" font="default" size="100%">How do pigs behave before starting an aggressive interaction? Identification of typical body positions in the early stage of aggression using video labelling techniques [engl]</style>