Behavior Of Domestic-Pigs In A Semi-Natural Pig-Park
This Swiss/Scottish co-production presents an academic look at the reproductive and ontogenetic behaviour of domestic, large, white pigs in a large, semi-natural enclosure.
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1989-01-01
This Swiss/Scottish co-production presents an academic look at the reproductive and ontogenetic behaviour of domestic, large, white pigs in a large, semi-natural enclosure.
1989-01-01
