Critical Reasoning (CR) | Re: Adult female rats who have never before encountered rat pups

We need something that explains why the amount of time it takes for adult female rats to start showing maternal behaviors "can be considerably shortened by disabling the female's sense of smell or by removing the scent-producing glands of the pup." So we need to compare adult females who CAN pick up the scent of the pups to adult females who CANNOT pick up the scent of the pups.


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