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Management and Care of the Herd Boar | MU Extension
Wild boar - Wikipedia
Understanding the Wild Boar: An Overview
Swine Reproductive Herd Management - Penn State Extension
Management of the Boar - Pork Information Gateway
Pig Behavior: Understanding Your Herd - The Farming Insider
Boar Selection — Using Expected Progeny Differences (EPDs)
What is a Group of Pigs Called? - Informed Farmers
Farmyard Facts Explained: What Is A Group Of Pigs Called?
Herd of Boars: A Wild Tumult of Fierce Swine