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What Makes An Animal Choose A Forage, Elizabeth A. Burritt, Frederick D. Provenza
What Makes An Animal Choose A Forage, Elizabeth A. Burritt, Frederick D. Provenza
Wildland Resources Faculty Publications
Consider the following scenarios: To cut the costs of ranching a researcher explores feeding cattle ammoniated straw in winter. Some of the cows maintain themselves on the diet while others lose weight, produce less milk and fail to conceive. A producer in Missouri plants a pasture rich in legumes and high in crude protein, yet his cattle prefer moldy hay and endophyte infected tall fescue to the legumes. Why do animals behave this way? Animals are thought to prefer foods that are palatable but what is palatability? We define palatability as the interrelationship between a food's flavor and postingestive feedback …