Foxes often cache excess food by burying it in the ground. Suppose a researcher rears in isolation a fox cub from birth; the cub has no access to dirt for digging. Once the fox is an adult, the researcher moves the fox to an outdoor enclosure. The researcher presents the fox with excess food to see if it will bury the food. This type of study is called a(n) experiment, and it was used by to demonstrate the . knockout; ethologists; role of learning in behavior deprivation; ethologists; genetic determination of a behavior isolation; behaviorists; genetic determination of a behavior isolation; behavioral ecologists; cost and benefits of a behavior deprivation; behaviorists; development of a behavior