Need to catch sharp even when the need to catch anymore. This is the same mechanism that causes the cat to run to the fridge when the door opens, even if she won’t eat. Farmers do not understand why the Fox kills all the chickens in the coop to one— but it is a manifestation of the same needs in the face of abundance. People just buy more food than they need for one meal.
There is an assumption that wild animals, leading daily struggle for survival, eagerly swallow prey, without wasting time on useless game or excessive chewing. That is why, perhaps, the city feral cats are like wild animals. So, in the stomach of one a large wild cat was found three rodent swallowed with cut up sides.
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